As of 2022-03-07, the Wikidata property main subject (P921) is used on 14,466,068 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 14,463,335
 0.1549
P1476 title 14,239,187
 0.3438
P577 publication date 14,023,584
 0.3473
P1433 published in 13,823,240
 0.3602
P2093 author name string 13,284,925
 0.3598
P304 page(s) 13,123,912
 0.3597
P478 volume 13,093,190
 0.3606
P698 PubMed ID 12,250,794
 0.3586
P433 issue 11,673,139
 0.3353
P356 DOI 11,003,087
 0.3578
P2860 cites work 5,183,328
 0.2564
P50 author 4,997,530
 0.2403
P407 language of work or name 4,697,931
 0.1961
P932 PMCID 2,992,964
 0.1668
P5875 ResearchGate publication ID 2,352,225
 0.1409
P2888 exact match 1,187,022
 0.0718
P6179 Dimensions Publication ID 665,578
 0.0434
P953 full work available at URL 283,727
 0.0183
P6216 copyright status 241,612
 0.0152
P3181 OpenCitations bibliographic resource ID 173,089
 0.0119
P819 ADS bibcode 167,063
 0.0112
P8978 DBLP publication ID 163,308
 0.0111
P495 country of origin 159,962
 0.0102
P5008 on focus list of Wikimedia project 149,702
 0.0100
P17 country 148,960
 0.0052
P1001 applies to jurisdiction 112,179
 0.0074
P136 genre 110,107
 0.0070
P1031 legal citation of this text 109,396
 0.0073
P179 part of the series 106,792
 0.0071
P275 copyright license 102,906
 0.0071
P818 arXiv ID 87,255
 0.0059
P361 part of 80,464
 0.0046
P571 inception 72,867
 0.0043
P859 sponsor 71,361
 0.0049
P156 followed by 68,306
 0.0044
P8608 Fatcat ID 66,604
 0.0046
P155 follows 66,504
 0.0043
P276 location 66,142
 0.0039
P18 image 65,854
 0.0036
P180 depicts 60,255
 0.0041
P2880 NIOSHTIC-2 ID 59,797
 0.0041
P195 collection 58,897
 0.0037
P888 JSTOR article ID 58,198
 0.0040
P123 publisher 57,255
 0.0039
P1448 official name 54,628
 0.0034
P3343 legislation.gov.uk ID 51,965
 0.0036
P856 official website 50,321
 0.0032
P6769 CJFD journal article ID 49,834
 0.0032
P170 creator 49,658
 0.0033
P996 document file on Wikimedia Commons 49,519
 0.0034

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P478 volume 13,093,190
 0.3606
P1433 published in 13,823,240
 0.3602
P2093 author name string 13,284,925
 0.3598
P304 page(s) 13,123,912
 0.3597
P698 PubMed ID 12,250,794
 0.3586
P356 DOI 11,003,087
 0.3578
P577 publication date 14,023,584
 0.3473
P1476 title 14,239,187
 0.3438
P433 issue 11,673,139
 0.3353
P2860 cites work 5,183,328
 0.2564
P50 author 4,997,530
 0.2403
P407 language of work or name 4,697,931
 0.1961
P932 PMCID 2,992,964
 0.1668
P31 instance of 14,463,335
 0.1549
P5875 ResearchGate publication ID 2,352,225
 0.1409
P2888 exact match 1,187,022
 0.0718
P6179 Dimensions Publication ID 665,578
 0.0434
P953 full work available at URL 283,727
 0.0183
P6216 copyright status 241,612
 0.0152
P3181 OpenCitations bibliographic resource ID 173,089
 0.0119
P819 ADS bibcode 167,063
 0.0112
P8978 DBLP publication ID 163,308
 0.0111
P495 country of origin 159,962
 0.0102
P5008 on focus list of Wikimedia project 149,702
 0.0100
P1001 applies to jurisdiction 112,179
 0.0074
P1031 legal citation of this text 109,396
 0.0073
P275 copyright license 102,906
 0.0071
P179 part of the series 106,792
 0.0071
P136 genre 110,107
 0.0070
P818 arXiv ID 87,255
 0.0059
P17 country 148,960
 0.0052
P859 sponsor 71,361
 0.0049
P361 part of 80,464
 0.0046
P8608 Fatcat ID 66,604
 0.0046
P156 followed by 68,306
 0.0044
P571 inception 72,867
 0.0043
P155 follows 66,504
 0.0043
P2880 NIOSHTIC-2 ID 59,797
 0.0041
P180 depicts 60,255
 0.0041
P888 JSTOR article ID 58,198
 0.0040
P276 location 66,142
 0.0039
P123 publisher 57,255
 0.0039
P195 collection 58,897
 0.0037
P3343 legislation.gov.uk ID 51,965
 0.0036
P18 image 65,854
 0.0036
P1448 official name 54,628
 0.0034
P996 document file on Wikimedia Commons 49,519
 0.0034
P170 creator 49,658
 0.0033
P6769 CJFD journal article ID 49,834
 0.0032
P186 made from material 48,649
 0.0032