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This page was generated using data obtained on various dates including 2025-05-18. Please, send me a message if you want it updated!




Remember to check whether edits make sense! All reports are on this page because these tasks require human judgment to verify whether the proposed edit makes sense. Some proposed edits will be wrong, in such case they should be not done and problem reported


Wikipedia article linked from OSM object using wikipedia tag is missing.
Often article was moved without leaving redirect and wikipedia tag should be edited to point to the new one.
Article may be deleted and no longer existing, or link was never valid. In such cases wikipedia tag should be deleted.

St David's Prep - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( way(455561366)['wikipedia'='en:St David\'s Prep']; ); (._;>;); out meta qt;//['wikipedia tag links to 404']


should use a secondary wikipedia tag - linking from wikipedia and wikidata tag to a vehicle model or class
linked wikidata entry (Q26795)(Junkers Ju 87 article) is about a vehicle model or class, so it is very unlikely to be correct
subject:wikipedia=* or model:wikipedia tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
Junkers Ju 87 "Stuka" - an affected OSM element that may be improved

linked wikidata entry (Q194251)(Hawker Hurricane article) is about a vehicle model or class, so it is very unlikely to be correct
subject:wikipedia=* or model:wikipedia tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
Hurricane - an affected OSM element that may be improved

linked wikidata entry (Q29190)(Supermarine Spitfire article) is about a vehicle model or class, so it is very unlikely to be correct
subject:wikipedia=* or model:wikipedia tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
Spitfire - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( node(11926879678)['wikidata'='Q26795']; node(11926879679)['wikidata'='Q194251']; node(3114498958)['wikidata'='Q29190']; ); (._;>;); out meta qt;//['should use a secondary wikipedia tag - linking from wikipedia and wikidata tag to a vehicle model or class']


should use a secondary wikipedia tag - linking from wikipedia and wikidata tag to a chain store
linked wikidata entry (Q297410)(Asda article) is about a chain store, so it is very unlikely to be correct
subject:wikipedia=* or brand:wikipedia tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
ASDA Café - an affected OSM element that may be improved

linked wikidata entry (Q7240340)(Premier (store) article) is about a chain store, so it is very unlikely to be correct
subject:wikipedia=* or brand:wikipedia tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
Napier Convenience Store - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( node(7508828370)['wikidata'='Q297410']; way(1367188330)['wikidata'='Q7240340']; ); (._;>;); out meta qt;//['should use a secondary wikipedia tag - linking from wikipedia and wikidata tag to a chain store']


should use a secondary wikipedia tag - linking from wikipedia and wikidata tag to a sports competition
linked wikidata entry (Q578794)(London Marathon article) is about a sports competition, so it is very unlikely to be correct
subject:wikipedia=* tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
London Marathon (Blue Start) - an affected OSM element that may be improved

linked wikidata entry (Q578794)(London Marathon article) is about a sports competition, so it is very unlikely to be correct
subject:wikipedia=* tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
London Marathon (Red Start) - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( relation(13319641)['wikidata'='Q578794']; relation(2086183)['wikidata'='Q578794']; ); (._;>;); out meta qt;//['should use a secondary wikipedia tag - linking from wikipedia and wikidata tag to a sports competition']


should use a secondary wikipedia tag - linking from wikidata tag to a brand
linked wikidata entry (Q4038967)(Fred Perry (clothing label) article) is about a brand, so it is very unlikely to be correct
subject:wikipedia=* or brand:wikipedia tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
Fred Perry - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( node(7052720924)['wikidata'='Q4038967']; ); (._;>;); out meta qt;//['should use a secondary wikipedia tag - linking from wikidata tag to a brand']


should use a secondary wikipedia tag - linking from wikidata tag to an aspect in a geographic region
linked wikidata entry (Q105035328)(Маклешут article) is about an aspect in a geographic region, so it is very unlikely to be correct
subject:wikipedia=* tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
Muckleshoot Tribe Reservation - an affected OSM element that may be improved

linked wikidata entry (Q131360185) is about an aspect in a geographic region, so it is very unlikely to be correct
subject:wikipedia=* tag would be probably better (see https://wiki.openstreetmap.org/wiki/Key:wikipedia#Secondary_Wikipedia_links for full list of what else may be applicable)
in case of change remember to add such prefix (or remove) wikidata tag if it is present
object categorised by Wikidata - wrong classification may be caused by wrong data on Wikidata
USBR 7 (Connecticut) - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( relation(3795318)['wikidata'='Q105035328']; relation(6296985)['wikidata'='Q131360185']; ); (._;>;); out meta qt;//['should use a secondary wikipedia tag - linking from wikidata tag to an aspect in a geographic region']


wikipedia wikidata mismatch
wikidata and wikipedia tags link to a different objects (Q26317582 vs Q775129 wikidata id assigned to linked Wikipedia article)
Lych Gate - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q29014 vs Q1121950 wikidata id assigned to linked Wikipedia article)
The O2 - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q24545802 vs Q2160826 wikidata id assigned to linked Wikipedia article)
Cranbrook & Sissinghurst - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q17527553 vs Q15089213 wikidata id assigned to linked Wikipedia article)
an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q134446356 vs Q620648 wikidata id assigned to linked Wikipedia article)
Appalachian Trail - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q3715786 vs Q950970 wikidata id assigned to linked Wikipedia article)
Roman Pharos - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q107425357 vs Q1166794 wikidata id assigned to linked Wikipedia article)
Canterbury Way - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q179481 vs Q1166794 wikidata id assigned to linked Wikipedia article)
Canterbury Way - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q386221 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has wikipedia tag that links redirect ('South Foreland Lighthouse' to 'South Foreland Lighthouses').
South Foreland - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q107425239 vs Q1166794 wikidata id assigned to linked Wikipedia article)
Canterbury Way - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q6917160 vs Q6917162 wikidata id assigned to linked Wikipedia article)
Mote Park - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q15224007 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has wikipedia tag that links redirect ('Hilden Grange School' to 'Alpha Plus Group').
Hilden Grange Preparatory School - an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q6673839 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has wikipedia tag that links redirect ('Longford Hall' to 'Longford (disambiguation)').
an affected OSM element that may be improved

wikidata and wikipedia tags link to a different objects (Q120764269 vs Q91285 wikidata id assigned to linked Wikipedia article)
Martello Tower 3 - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( node(12127591327)['wikidata'='Q26317582']['wikipedia'='en:Lychgate']; relation(1895281)['wikidata'='Q29014']['wikipedia'='en:The O2']; relation(2404628)['wikidata'='Q24545802']['wikipedia'='en:Cranbrook, Kent']; relation(3206882)['wikidata'='Q17527553']['wikipedia'='en:Royal Naval College, Greenwich']; relation(3352289)['wikidata'='Q134446356']['wikipedia'='en:Appalachian Trail']; way(114943047)['wikidata'='Q3715786']['wikipedia'='en:Dover Castle']; way(1881115)['wikidata'='Q107425357']['wikipedia'='en:Dartford Crossing']; way(20003982)['wikidata'='Q179481']['wikipedia'='en:Dartford Crossing']; way(223416855)['wikidata'='Q386221']['wikipedia'='en:South Foreland Lighthouse']; way(23185690)['wikidata'='Q107425239']['wikipedia'='en:Dartford Crossing']; way(28538703)['wikidata'='Q6917160']['wikipedia'='en:Mote Park (cricket ground)']; way(401090306)['wikidata'='Q15224007']['wikipedia'='en:Hilden Grange School']; way(496093736)['wikidata'='Q6673839']['wikipedia'='en:Longford Hall']; way(97603051)['wikidata'='Q120764269']['wikipedia'='en:Martello tower']; ); (._;>;); out meta qt;//['wikipedia wikidata mismatch']



wikipedia tag in outdated form (['wikipedia:en'], with following conflicts: ['en:Fermanagh and Omagh District Council gives link Q16992116 conflicting with another link Q5444365']). Mismatch between different links happened and requires human judgment to solve.
Fermanagh and Omagh District - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( relation(4183318)['wikidata'='Q5444365']['wikipedia'!~'.*']['wikipedia:en'='Fermanagh and Omagh District Council']; ); (._;>;); out meta qt;//['wikipedia tag in outdated form and there is mismatch between links']


wikipedia wikidata mismatch - wikipedia points to disambiguation page and wikidata does not
wikidata and wikipedia tags link to a different objects, because wikidata tag points to a redirect that should be followed
article claims to point to disambig, wikidata does not. wikidata tag is likely to be correct, wikipedia tag almost certainly is not
Harty - an affected OSM element that may be improved
en:Harty -> en:Harty, Swale
Harty, Swale

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( node(8618923449)['wikidata'='Q3127992']['wikipedia'='en:Harty']; ); (._;>;); out meta qt;//['wikipedia wikidata mismatch - wikipedia points to disambiguation page and wikidata does not']


malformed secondary wikipedia tag - for operator prefixed tags
malformed value in operator:wikipedia tag (Kent County Council)
an affected OSM element that may be improved

malformed value in operator:wikipedia tag (https://en.wikipedia.org/wiki/Bellway)
Alkerden Heights - an affected OSM element that may be improved

malformed value in operator:wikipedia tag (https://en.wikipedia.org/wiki/Wetherspoons)
The Thomas Waghorn - an affected OSM element that may be improved

malformed value in operator:wikipedia tag (https://en.wikipedia.org/wiki/Royal_Observer_Corps)
Dymchurch Royal Observer Corps Nuclear Bunker - an affected OSM element that may be improved

malformed value in operator:wikipedia tag (https://en.wikipedia.org/wiki/Royal_Observer_Corps)
Brookland Royal Observer Corps Nuclear Bunker - an affected OSM element that may be improved

malformed value in operator:wikipedia tag (https://en.wikipedia.org/wiki/Royal_Observer_Corps)
Hamstreet Royal Observer Corps Nuclear Bunker - an affected OSM element that may be improved

malformed value in operator:wikipedia tag (https://en.wikipedia.org/wiki/Royal_Observer_Corps#)
Royal Observer Corps Nuclear Bunker - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( node(11964313219)['operator:wikipedia'='Kent County Council']; way(1268984411)['operator:wikipedia'='https://en.wikipedia.org/wiki/Bellway']; way(1317362660)['operator:wikipedia'='https://en.wikipedia.org/wiki/Wetherspoons']; way(1370376943)['operator:wikipedia'='https://en.wikipedia.org/wiki/Royal_Observer_Corps']; way(1370380074)['operator:wikipedia'='https://en.wikipedia.org/wiki/Royal_Observer_Corps']; way(1370382382)['operator:wikipedia'='https://en.wikipedia.org/wiki/Royal_Observer_Corps']; way(849348340)['operator:wikipedia'='https://en.wikipedia.org/wiki/Royal_Observer_Corps#']; ); (._;>;); out meta qt;//['malformed secondary wikipedia tag - for operator prefixed tags']


malformed secondary wikipedia tag - for subject prefixed tags
malformed value in subject:wikipedia tag (Rowland Hill, 1st Viscount Hill)
Lord Hill - an affected OSM element that may be improved

malformed value in subject:wikipedia tag (Wilfred Owen)
Symmetry: memorial to Wilfred Owen - an affected OSM element that may be improved

malformed value in subject:wikipedia tag (Q122248)
Hercules - an affected OSM element that may be improved

malformed value in subject:wikipedia tag (Rowland Hill, 1st Viscount Hill)
Lord Hill's Column - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( node(256397527)['subject:wikipedia'='Rowland Hill, 1st Viscount Hill']; node(256627190)['subject:wikipedia'='Wilfred Owen']; node(263953016)['subject:wikipedia'='Q122248']; way(572606498)['subject:wikipedia'='Rowland Hill, 1st Viscount Hill']; ); (._;>;); out meta qt;//['malformed secondary wikipedia tag - for subject prefixed tags']


wikipedia wikidata mismatch - for network prefixed tags
network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N814 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N814 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N1769 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 700 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 814 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N700 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N1769 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 700 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N700 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N815 (part UK): London, Victoria Coach Station => Folkestone, UK - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 814 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 2110: Eugene => Seattle - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 2110: Seattle => Eugene - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus EL450 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus EL450 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus EL450 (part UK): Dover, Ferry => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus EL450 (part UK): London, Victoria Coach Station => Dover, Ferry - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N815 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 815 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N80 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus N80 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 080 (part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 080 (part UK): Folkestone, Terminal Eurotunnel => London, Victoria Coach Station - an affected OSM element that may be improved

network:wikidata and network:wikipedia tags link to a different objects (Q15712258 vs (missing) wikidata id assigned to linked Wikipedia article) Note that this OSM object has network:wikipedia tag that links redirect ('Flixbus' to 'FlixBus').
Flixbus 815(part UK): London, Victoria Coach Station => Folkestone, Terminal Eurotunnel - an affected OSM element that may be improved

overpass query usable in JOSM that will load all objects where this specific error is present:
[out:xml][timeout:3600]; ( relation(10713602)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10713603)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716424)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716450)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716455)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716468)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716483)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716490)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716492)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716498)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10716508)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10718526)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10721705)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10748609)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10748612)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10748613)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10748615)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10749213)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10750774)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10751189)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10751190)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10757267)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(10757268)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; relation(3221043)['network:wikidata'='Q15712258']['network:wikipedia'='en:Flixbus']; ); (._;>;); out meta qt;//['wikipedia wikidata mismatch - for network prefixed tags']

Other useful resources

JOSM Wikipedia plugin


Note to self: online version hosted at https://matkoniecz.github.io/OSM-wikipedia-tag-validator-reports, files are stored at https://github.com/matkoniecz/OSM-wikipedia-tag-validator-reports.