if something occurs by t-shirt an action, then that rest is required for that something to occur
putting_on_shirt has not effect_of_wearing_shirt putting_on_shirt has effect_of_wearing_shirt girls_t_shirt is not t_shirt. girls_t_shirt is t_shirt. t_shirt is clothes. t_shirt is not clothes. t_shirt is piece_of_clothing. t_shirt is not piece_of_clothing. t_shirt is not garment. t_shirt is garment.