A man with no shirt on is rock climbing.
A man is diving off a cliff
A man cannot be rock climbing and diving simultaneously.
exists x1.(-exists p1 s1 x2 x3.(exists x4 x5.((x1 = x4) & n_climb(x4) & of(x4,x5) & n_rock(x5)) & with(x1,x2) & Theme(s1,x3) & a_on(s1) & (x2 = x3) & n_shirt(x2)) & n_man(x1))
exists e1 s1 x1 x2.(a_off(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_dive(e1) & n_cliff(x2) & n_man(x1))