Assertion: ball | /r/CapableOf | remain within inside line
Facets:
Source sentences:
text: If both the stroker's ball and the touched ball remain within the inside line, the stroker shall step on the stroker's ball and place the other touched ball so that it is touching the stroker's ball, and hit the strokers ball with the stick (this play is called a “spark”), sending the other touched ball off as the result of the impact.