This man is jumping up in the air on a rock bridge.
He is sitting on the bridge.
Different action (Sitting and jumping up in the air).
exists e1 s1 x1 x2 x3 x4.(n_air(x2) & n_man(x1) & on(e1,x3) & n_bridge(x3) & of(x3,x4) & n_rock(x4) & in(e1,x2) & a_up(s1) & Manner(e1,s1) & Actor(e1,x1) & v_jump(e1))
exists e1 x1 x2.(n_bridge(x2) & n_male(x1) & on(e1,x2) & Actor(e1,x1) & v_sit(e1))