Freebase ID

http://www.wikidata.org/prop/direct/P646

Used as a Predicate in:

Schema Name	Schema Link
city	https://www.wikidata.org/wiki/EntitySchema:E100
virtual assistant	https://www.wikidata.org/wiki/EntitySchema:E118
extrasolar planet	https://www.wikidata.org/wiki/EntitySchema:E128
web service	https://www.wikidata.org/wiki/EntitySchema:E141
UNESCO world heritage site	https://www.wikidata.org/wiki/EntitySchema:E142
file system	https://www.wikidata.org/wiki/EntitySchema:E145
strain	https://www.wikidata.org/wiki/EntitySchema:E174
statue	https://www.wikidata.org/wiki/EntitySchema:E99

Used as an Object in:

Schema Name	Schema Link
city	https://www.wikidata.org/wiki/EntitySchema:E100
virtual assistant	https://www.wikidata.org/wiki/EntitySchema:E118
extrasolar planet	https://www.wikidata.org/wiki/EntitySchema:E128
web service	https://www.wikidata.org/wiki/EntitySchema:E141
UNESCO world heritage site	https://www.wikidata.org/wiki/EntitySchema:E142
strain	https://www.wikidata.org/wiki/EntitySchema:E174
statue	https://www.wikidata.org/wiki/EntitySchema:E99