Two boys sitting on a log that's in the water.
Two boys are outside.
The two boys can only be sitting on a log in water if they are outside.
exists e1 p1 x1 x2 x3 x4 x5.(n_water(x5) & a_topic(x1) & on(e1,x3) & in(x4,x5) & (x3 = x4) & n_log(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_boy(x1) & card_eq_2(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_boy(x1) & card_eq_2(x1))