points (must fall in the hole, a hanger is worth 1 point); player b with two bags on the board = 2 points.
score for the first throws or round for player a = 3 points, player b = 2 points.
21 points is game (meaning the game is finished). a player does not have to hit 21 exactly.
in case of a tie of 21 or more, another full round of bags are thrown to determine the winner and repeated until a player has at least a one point lead.
note: any bag resting on the ground is worth zero points. however, a bag resting partially on the board and partially on another 