A little toddler boy is crying while walking.
The toddler is walking.
a toddler is walking in both sentences.
exists e2 e1 s1 x1 x2.(while(e1,e2) & Actor(e2,x1) & v_walk(e2) & Actor(e1,x1) & v_cry(e1) & n_boy(x1) & of(x1,x2) & n_toddler(x2) & a_little(s1) & Theme(s1,x1))
exists e1 x1.(n_toddler(x1) & Actor(e1,x1) & v_walk(e1))