Assertion: corn | /r/CapableOf | become in pre-columbian times
Facets:
Source sentences:
text: Maize or corn is thought to have evolved from its wild ancestors in Mexico and Central America and became a staple food for American Indians in pre-Columbian times.
text: Maize or corn is thought to have evolved from its wild ancestors in Mexico and Central America and became a staple food for American Indians in pre-Columbian times.