A man wearing a white hat is being stomped by a brown horse.
A man fell off of a horse.
Although he is being stomped by a horse, it does not imply that he fell off.
exists e1 e2 s1 s2 x1 x2 x3 x4.(Actor(e2,x4) & n_horse(x4) & a_brown(s2) & Theme(s2,x4) & Theme(e2,x1) & v_stomp(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_hat(x3) & a_white(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 p1 x1.(exists s1 x2.(of(s1,x2) & n_horse(x2) & Theme(s1,x1) & a_off(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_fall(e1) & n_man(x1))