Assertion: pitcher | /r/AtLocation | possession of the ball
Facets:
value: within the circle
type: LOCATION
Source sentences:
text: For example, when a batter gets a hit and rounds first base, if the pitcher is in possession of the ball within the circle and is not attempting a throw or faking a throw attempt, the runner must either advance towards second base or immediately return to first.
text: Likewise if she stops between bases waiting for the pitcher to throw to a fielder, as sometimes happens between pitches, and the pitcher is in possession of the ball within the circle and not attempting a throw, the runner may be called out by the umpire.
text: When the pitcher is in possession of the ball in the circle, a runner who has passed a base must either advance or return to the base.