Two children, sitting on the backs of camels, near the ocean.
The children are not near the ocean.
If someone is not near the ocean, he is not near the ocean.
exists e1 x1 x2 x3 x4 x5.(n_ocean(x5) & n_back(x3) & a_topic(x1) & near(e1,x5) & on(e1,x3) & of(x3,x4) & n_camel(x4) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_child(x1) & card_eq_2(x1))
exists x1 x2.(n_ocean(x2) & n_child(x1) & -exists p1.near(x1,x2))