Assertion: penny | /r/HasProperty | minted in copper-plated steel
Facets:
value: since 1992
type: TEMPORAL
Source sentences:
text: The penny was originally minted from bronze, but since 1992 has been minted in copper-plated steel due to increasing copper prices.
text: The penny was originally minted from bronze, but since 1992 has been minted in copper-plated steel due to increasing copper prices.