What situation or situations fall under this underlined exception?
8.05 If there is a runner, or runners, it is a balk when--
(d) The pitcher, while touching his plate, throws, or feints a throw to an unoccupied base, except for the purpose of making a play;
8.05 If there is a runner, or runners, it is a balk when--
(d) The pitcher, while touching his plate, throws, or feints a throw to an unoccupied base, except for the purpose of making a play;