Assertion: caucus | /r/CapableOf | serve as springboard
Facets:
value: for candidates
type: TRANSITIVE-OBJECT
Source sentences:
text: The caucus has served as a springboard for candidates that had been considered longshots, such as Jimmy Carter in 1976 — although he did not finish first in the caucus; Sanders, who finished in a virtual tie with Hillary Clinton in 2016; and Barack Obama, then a senator from Illinois, who upset Hillary Clinton in the Iowa caucus in 2008.