As of 2022-03-07, the Wikidata property LoC and MARC vocabularies ID (P4801) is used on 1,176 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P31 instance of 1,102
 0.0000
P646 Freebase ID 1,033
 0.0002
P910 topic's main category 995
 0.0015
P373 Commons category 854
 0.0002
P227 GND ID 796
 0.0006
P244 Library of Congress authority ID 795
 0.0006
P17 country 773
 0.0001
P8408 KBpedia ID 754
 0.0196
P1417 Encyclopædia Britannica Online ID 749
 0.0044
P279 subclass of 704
 0.0003
P1245 OmegaWiki Defined Meaning 666
 0.0554
P3417 Quora topic ID 654
 0.0035
P2347 YSO ID 615
 0.0253
P8189 National Library of Israel J9U ID 613
 0.0036
P1705 native label 605
 0.0008
P268 Bibliothèque nationale de France ID 593
 0.0010
P2924 Great Russian Encyclopedia Online ID 537
 0.0106
P349 National Diet Library ID 529
 0.0038
P1343 described by source 487
 0.0007
P305 IETF language tag 481
 0.0525
P948 page banner 481
 0.0180
P2581 BabelNet ID 481
 0.0066
P219 ISO 639-2 code 479
 0.4032
P1296 Gran Enciclopèdia Catalana ID 469
 0.0041
P2888 exact match 469
 0.0001
P1014 Art & Architecture Thesaurus ID 463
 0.0188
P1889 different from 454
 0.0007
P1394 Glottolog code 442
 0.0388
P18 image 437
 0.0001
P4342 Store norske leksikon ID 433
 0.0056
P7818 French Vikidia ID 430
 0.0207
P1813 short name 427
 0.0024
P5250 IAB code 426
 0.2355
P220 ISO 639-3 code 418
 0.0461
P282 writing system 418
 0.0007
P3916 UNESCO Thesaurus ID 416
 0.1091
P10369 Lingua Libre ID 415
 0.2817
P9060 POSIX locale identifier 411
 0.2968
P1036 Dewey Decimal Classification 403
 0.0629
P625 coordinate location 391
 0.0000
P242 locator map image 390
 0.0018
P4527 UK Parliament thesaurus ID 384
 0.0143
P214 VIAF ID 383
 0.0001
P691 NKCR AUT ID 378
 0.0008
P571 inception 377
 0.0002
P361 part of 376
 0.0001
P8814 WordNet 3.1 Synset ID 375
 0.0227
P1098 number of speakers 370
 0.1351
P1627 Ethnologue.com language code 368
 0.0440
P6385 Krugosvet article 366
 0.0535

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P219 ISO 639-2 code 479
 0.4032
P9060 POSIX locale identifier 411
 0.2968
P10369 Lingua Libre ID 415
 0.2817
P278 GOST 7.75–97 code 322
 0.2612
P5250 IAB code 426
 0.2355
P4427 GACS ID 312
 0.2161
P298 ISO 3166-1 alpha-3 code 252
 0.2107
P297 ISO 3166-1 alpha-2 code 252
 0.2105
P299 ISO 3166-1 numeric code 251
 0.2099
P78 top-level Internet domain 247
 0.2043
P9948 The World Factbook country ID 242
 0.2034
P2633 geography of topic 319
 0.2016
P3175 Statoids ID 239
 0.2015
P5125 Wikimedia outline 304
 0.1996
P3422 INSEE countries and foreign territories code 237
 0.1973
P3000 marriageable age 232
 0.1969
P1589 lowest point 264
 0.1912
P2979 maritime identification digits 227
 0.1909
P2852 emergency phone number 223
 0.1863
P2853 electrical plug type 221
 0.1860
P2884 mains voltage 221
 0.1860
P4841 total fertility rate 216
 0.1826
P3068 WIPO ST.3 215
 0.1805
P2250 life expectancy 218
 0.1771
P984 IOC country code 213
 0.1765
P474 country calling code 245
 0.1738
P530 diplomatic relation 213
 0.1725
P5180 CIVICUS Monitor country entry 192
 0.1630
P1622 driving side 219
 0.1593
P3024 ITU letter code 187
 0.1583
P2258 mobile country code 186
 0.1578
P218 ISO 639-1 code 184
 0.1561
P1906 office held by head of state 224
 0.1543
P9241 demographics of topic 304
 0.1500
P5996 category for films in this language 186
 0.1459
P8744 economy of topic 321
 0.1438
P8328 Democracy Index 165
 0.1401
P2573 number of out-of-school children 165
 0.1380
P3612 Le Monde diplomatique subject ID 220
 0.1356
P1098 number of speakers 370
 0.1351
P2855 VAT-rate 157
 0.1329
P1151 topic's main Wikimedia portal 342
 0.1294
P1740 category for films shot at this location 271
 0.1256
P1304 central bank 149
 0.1247
P85 anthem 301
 0.1238
P35 head of state 228
 0.1222
P4132 linguistic typology 278
 0.1207
P38 currency 280
 0.1176
P8476 BTI Governance Index 136
 0.1155
P8477 BTI Status Index 136
 0.1155