a boy in a green shirt is pushing a shopping cart in which a boy in a yellow shirt is riding.
A boy is touching a shopping car.
Pushing a shopping cart is the same as touching a shopping cart.
exists e2 e1 s1 s2 x1 x2 x3 x4 x5 x6.(Theme(e2,x5) & Actor(e2,x1) & v_push(e2) & in(e1,x5) & n_cart(x5) & of(x5,x6) & n_shopping(x6) & Actor(e1,x3) & v_ride(e1) & in(x3,x4) & n_shirt(x4) & a_yellow(s2) & Theme(s2,x4) & n_boy(x3) & in(x1,x2) & n_shirt(x2) & a_green(s1) & Theme(s1,x2) & n_boy(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_touch(e1) & n_car(x2) & of(x2,x3) & n_shopping(x3) & n_boy(x1))