use

http://www.wikidata.org/prop/direct/P366

Used as a Predicate in:

Schema Name	Schema Link
web service	https://www.wikidata.org/wiki/EntitySchema:E141
COVID-19 contact tracing app	https://www.wikidata.org/wiki/EntitySchema:E195
COVID-19 dashboards, search engines and datasets	https://www.wikidata.org/wiki/EntitySchema:E205
dataset	https://www.wikidata.org/wiki/EntitySchema:E207
SPARQL endpoint	https://www.wikidata.org/wiki/EntitySchema:E208
API endpoint	https://www.wikidata.org/wiki/EntitySchema:E209

Used as an Object in:

Schema Name	Schema Link
web service	https://www.wikidata.org/wiki/EntitySchema:E141
COVID-19 contact tracing app	https://www.wikidata.org/wiki/EntitySchema:E195
COVID-19 dashboards, search engines and datasets	https://www.wikidata.org/wiki/EntitySchema:E205
dataset	https://www.wikidata.org/wiki/EntitySchema:E207
API endpoint	https://www.wikidata.org/wiki/EntitySchema:E209