A baby on the floor laughing at an older another child.
The baby is crying on the floor.
The baby can only be laughing or crying
exists e1 s1 x1 x2 x3 x4.(n_floor(x2) & a_topic(x1) & on(x1,x2) & at(e1,x4) & n_child(x4) & r_more(s1) & a_older(s1) & Theme(s1,x4) & Actor(e1,x3) & v_laugh(e1) & (x2 = x3) & n_baby(x1))
exists e1 x1 x2.(n_floor(x2) & n_baby(x1) & on(e1,x2) & Actor(e1,x1) & v_cry(e1))