This young man is rock climbing
A disabled elderly man is rock climbing.
I young man is not simultaneously an elderly man.
exists p1 s1 x1.(n_man(x1) & a_young(s1) & Theme(s1,x1) & exists e1 x2 x3.((x1 = x2) & Actor(e1,x3) & v_climb(e1) & (x2 = x3) & n_rock(x2)))
exists p1 s1 x1 x2.(exists x3 x4.((x1 = x3) & n_climb(x3) & of(x3,x4) & n_rock(x4)) & n_man(x1) & of(x1,x2) & n_elderly(x2) & a_disabled(s1) & Theme(s1,x1))