A man taking a rest in a shallow river amid the rocks.
A woman swimming in a river.
A man resting cannot also be a woman swimming in a river at the same time
exists e1 s1 x1 x2 x3 x4 x5.(n_rock(x5) & a_topic(x1) & amid(e1,x5) & in(e1,x4) & n_river(x4) & a_shallow(s1) & Theme(s1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_take(e1) & n_rest(x3) & (x1 = x2) & n_man(x1))
exists x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_river(x3) & n_swimming(x1) & of(x1,x2) & n_woman(x2))