Assertion: cue ball | /r/HasProperty | spotted on the head spot
Facets:
value: on the center spot
type: LOCATION
Source sentences:
text: if the object ball is in front of or on the head string, the cue ball is in hand behind the head string; if the object ball is behind the head string, the cue ball is spotted on the head spot, or on the center spot if the head spot is blocked.