A man is giving a speech.
A man drops his notecards on the ground.
giving and dropping are different actions
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & n_speech(x2) & n_man(x1))
exists e1 x1 x2 x3.(n_ground(x3) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_drop(e1) & n_notecard(x2) & of(x2,x1) & n_male(x1) & n_man(x1))