Assertion: tailback | /r/HasProperty | team's primary ball carrier
Facets:
value: often
type: TEMPORAL
value: on rushing plays
type: OTHER
Source sentences:
text: The "tailback" (or sometimes the "halfback") is often a team's primary ball carrier on rushing plays.
text: The "tailback" (or sometimes the "halfback") is often a team's primary ball carrier on rushing plays.