Assertion: cue ball's spin | /r/HasProperty | evident
Facets:
value: to viewers
type: TRANSITIVE-OBJECT
Source sentences:
text: These sets often have a cue ball with multiple spots on its surface so that spin placed on it is evident to viewers.
text: Likewise, cue balls used for televised matches may depart from the norm by having spots or stripes on their surface so that spin placed on them is evident to viewers.