Assertion: outfielder's position | /r/HasProperty | grouped into three groups
Facets:
value: usually
type: TEMPORAL
value: collectively
type: MANNER
Source sentences:
text: Collectively, these positions are usually grouped into three groups: the outfield (left field, center field, and right field), the infield (first base, second base, third base, and shortstop), and the battery (pitcher and catcher).