Assertion: grain crop | /r/HasProperty | annual
Facets:
value: currently
type: TEMPORAL
Source sentences:
text: While many fruit, nut and forage crops are long-lived perennial plants, all major grain crops presently used in large-scale agriculture are annuals or short-lived perennials grown as annuals.
text: All these grain crops are currently annual plants which are generally planted into cultivated soil.