As of 2022-03-07, the Wikidata property permanent duplicated item (P2959) is used on 13,589 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 12,940
 0.0001
P373 Commons category 5,158
 0.0015
P910 topic's main category 3,594
 0.0053
P361 part of 2,630
 0.0009
P155 follows 2,179
 0.0020
P646 Freebase ID 2,160
 0.0005
P156 followed by 2,125
 0.0020
P2354 has list 2,058
 0.0577
P585 point in time 2,030
 0.0024
P18 image 1,602
 0.0004
P17 country 1,517
 0.0001
P301 category's main topic 1,358
 0.0020
P227 GND ID 1,259
 0.0010
P625 coordinate location 1,259
 0.0001
P244 Library of Congress authority ID 1,244
 0.0009
P4224 category contains 1,154
 0.0014
P1417 Encyclopædia Britannica Online ID 1,120
 0.0061
P3417 Quora topic ID 1,092
 0.0056
P1566 GeoNames ID 1,083
 0.0003
P131 located in the administrative territorial entity 1,026
 0.0001
P1889 different from 968
 0.0015
P214 VIAF ID 967
 0.0004
P1343 described by source 948
 0.0013
P8189 National Library of Israel J9U ID 946
 0.0051
P2581 BabelNet ID 944
 0.0111
P935 Commons gallery 909
 0.0081
P279 subclass of 819
 0.0003
P6228 RegiowikiAT ID 769
 0.0377
P8408 KBpedia ID 762
 0.0150
P856 official website 762
 0.0005
P268 Bibliothèque nationale de France ID 760
 0.0013
P2924 Great Russian Encyclopedia Online ID 743
 0.0118
P1296 Gran Enciclopèdia Catalana ID 730
 0.0057
P7859 WorldCat Identities ID 715
 0.0004
P7818 French Vikidia ID 714
 0.0217
P4342 Store norske leksikon ID 701
 0.0079
P6766 Who's on First ID 651
 0.0011
P2046 area 648
 0.0011
P242 locator map image 635
 0.0028
P527 has part or parts 630
 0.0009
P1082 population 620
 0.0010
P691 NKCR AUT ID 600
 0.0013
P3219 Encyclopædia Universalis ID 592
 0.0129
P2347 YSO ID 588
 0.0160
P402 OpenStreetMap relation ID 579
 0.0027
P1245 OmegaWiki Defined Meaning 576
 0.0235
P421 located in time zone 565
 0.0003
P349 National Diet Library ID 563
 0.0037
P571 inception 546
 0.0002
P2671 Google Knowledge Graph ID 543
 0.0001

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P2354 has list 2,058
 0.0577
P6228 RegiowikiAT ID 769
 0.0377
P6573 Klexikon article ID 411
 0.0259
P1245 OmegaWiki Defined Meaning 576
 0.0235
P7827 Spanish Vikidia ID 339
 0.0229
P7818 French Vikidia ID 714
 0.0217
P1151 topic's main Wikimedia portal 308
 0.0204
P2184 history of topic 279
 0.0182
P8744 economy of topic 266
 0.0181
P1036 Dewey Decimal Classification 328
 0.0174
P5063 Interlingual Index ID 387
 0.0173
P3916 UNESCO Thesaurus ID 282
 0.0172
P5125 Wikimedia outline 235
 0.0168
P6385 Krugosvet article 320
 0.0166
P4427 GACS ID 227
 0.0163
P2347 YSO ID 588
 0.0160
P6293 YSA ID 245
 0.0155
P7829 English Vikidia ID 221
 0.0155
P5437 EuroVoc ID 252
 0.0154
P194 legislative body 269
 0.0154
P8814 WordNet 3.1 Synset ID 441
 0.0153
P9100 GitHub topic 241
 0.0152
P3553 Zhihu topic ID 416
 0.0152
P5250 IAB code 218
 0.0151
P1740 category for films shot at this location 220
 0.0150
P8248 Colon Classification 226
 0.0150
P8408 KBpedia ID 762
 0.0150
P3911 STW Thesaurus for Economics ID 233
 0.0147
P901 FIPS 10-4 (countries and regions) 255
 0.0145
P3221 New York Times topic ID 227
 0.0143
P2633 geography of topic 201
 0.0142
P8309 Yle topic ID 240
 0.0139
P7084 related category 385
 0.0136
P4801 LoC and MARC vocabularies ID 198
 0.0136
P3984 subreddit 325
 0.0133
P3612 Le Monde diplomatique subject ID 187
 0.0133
P6404 Treccani's Dizionario di Storia ID 292
 0.0132
P9241 demographics of topic 191
 0.0131
P3219 Encyclopædia Universalis ID 592
 0.0129
P35 head of state 184
 0.0128
P610 highest point 236
 0.0126
P8885 Namuwiki ID 207
 0.0125
P37 official language 348
 0.0122
P2004 NALT ID 243
 0.0122
P7867 category for maps 353
 0.0121
P7822 Italian Vikidia ID 173
 0.0121
P998 Curlie ID 299
 0.0120
P8519 RKD thesaurus ID 299
 0.0119
P85 anthem 178
 0.0119
P7033 Australian Educational Vocabulary ID 259
 0.0119