There is two people riding in a cart being pulled by a man outside on the road.
Two people are outside riding in a cart.
The first sentence describes a superset of the details in the second sentence, with the extra details being that there is a man pulling the cart and that the cart is on the road.  Both sentences involve two people outside riding in a cart.
exists p1 x1 x8.(n_road(x8) & exists e2 e1 x2 x3 x4 x5 x6 x7.((x1 = x2) & on(e1,x8) & in(e1,x4) & Actor(e2,x6) & n_outside(x6) & of(x6,x7) & n_man(x7) & Theme(e2,x5) & v_pull(e2) & (x4 = x5) & n_cart(x4) & Actor(e1,x3) & v_ride(e1) & (x2 = x3) & n_people(x2) & card_eq_2(x2)))
exists p1 x1 x2.(in(p1,x2) & n_cart(x2) & exists s1 x3.((x1 = x3) & n_riding(x3) & a_outside(s1) & Theme(s1,x3)) & n_people(x1) & card_eq_2(x1))