A man jumping from a building onto a parachute.
A man is having fun.
Not all men jumping from  a building onto a parachute are having fun.
exists e1 x1 x2 x3 x4.(a_topic(x1) & onto(e1,x4) & n_parachute(x4) & from(e1,x3) & n_building(x3) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_fun(x2) & n_man(x1))