Old man playing saxophone on the street.
The man has a hat on the ground.
You can not infer the hat is on the ground.
exists e1 s1 x1 x2 x3 x4.(n_street(x4) & a_topic(x1) & on(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_saxophone(x3) & (x1 = x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_ground(x3) & n_man(x1) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_hat(x2))