A group of young men are playing around a natural waterfall.
A waterful provides the background where young men play.
Young men are playing around a waterfall.
exists e1 s1 s2 x1 x2 x3.(around(e1,x3) & n_waterfall(x3) & a_natural(s2) & Theme(s2,x3) & Actor(e1,x1) & v_play(e1) & of(x1,x2) & n_man(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
(-x)