A baby crying while holding his toy to his mouth.
The baby is sad.
the fact that the baby is crying while holding his toy does not imply that the baby is sad.
exists e1 e2 x1 x2 x3 x4.(a_topic(x1) & while(e1,e2) & to(e2,x4) & n_mouth(x4) & of(x4,x1) & n_male(x1) & n_male(x1) & Theme(e2,x3) & Actor(e2,x2) & v_hold(e2) & n_toy(x3) & of(x3,x1) & Actor(e1,x2) & v_cry(e1) & (x1 = x2) & n_baby(x1))
exists s1 x1.(n_baby(x1) & Theme(s1,x1) & a_sad(s1))