A fit man in swim briefs performs a difficult dive.
a man does a triple backflip while diving
Just because a fit man in swim briefs performs a difficult dive does not mean he does a triple backflip.
exists e1 s1 s2 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_perform(e1) & n_dive(x4) & a_difficult(s2) & Theme(s2,x4) & in(x1,x2) & n_briefs(x2) & of(x2,x3) & n_swim(x3) & n_man(x1) & a_fit(s1) & Theme(s1,x1))
exists e1 e2 s1 x1 x2.(while(e1,e2) & Actor(e2,x1) & v_dive(e2) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_backflip(x2) & a_triple(s1) & Theme(s1,x2) & n_man(x1))