Assertion: certificate | /r/HasProperty | seal
Facets:
value: on art work
type: LOCATION
value: on t-shirt
type: LOCATION
value: on any other memorabilia
type: LOCATION
value: on jersey
type: LOCATION
value: on a proprietary computer program
type: LOCATION
Source sentences:
text: A certificate of authenticity (COA) is a seal or small sticker on a proprietary computer program, t-shirt, jersey, or any other memorabilia or art work, especially in the world of computers and sports.