A man pushing a baby on a child sized train in a park.
A human pushing
A man is pushing a baby which is sitting in toy train at park.
exists e2 e1 x1 x2 x3 x4 x5 x6.(in(e2,x6) & n_park(x6) & Theme(e2,x5) & Actor(e2,x1) & v_size(e2) & n_train(x5) & on(e1,x4) & n_child(x4) & Theme(e1,x3) & Actor(e1,x2) & v_push(e1) & n_baby(x3) & (x1 = x2) & n_man(x1))
exists s1 x1.(a_topic(x1) & n_push(x1) & a_human(s1) & Theme(s1,x1))