a man on a harness in the middle of climbing through a cave.
A woman climbs a tree in a harness.
Man and woman are different.
exists e1 x1 x2 x3 x4 x5.(n_middle(x3) & a_topic(x1) & on(x1,x2) & in(x2,x3) & through(e1,x5) & n_cave(x5) & Actor(e1,x4) & v_climb(e1) & (x3 = x4) & n_harness(x2) & n_man(x1))
exists e1 x1 x2 x3.(in(e1,x3) & n_harness(x3) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1) & n_tree(x2) & n_woman(x1))