Two young child stand on the rocks near the edge of the water.
Two children jump off rocks near the water.
Children can't stand and jump simultaneously.
exists s1 x1 x2 x3 x4 x5.(n_water(x5) & n_edge(x4) & n_rock(x3) & a_topic(x1) & near(x1,x4) & of(x4,x5) & on(x1,x3) & n_stand(x1) & of(x1,x2) & n_child(x2) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(n_water(x3) & near(e1,x3) & Time(e1,x2) & n_rock(x2) & a_off(s1) & Manner(e1,s1) & Actor(e1,x1) & v_jump(e1) & n_child(x1) & card_eq_2(x1))