Girls in black bikinis playing beach volleyball.
There are people playing volleyball.
Girls are people and people are playing volleyball.
exists e1 s1 s2 x1 x2 x3 x4.(ne_nam_girls(s1) & a_topic(s1) & in(s1,x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_volleyball(x3) & of(x3,x4) & n_beach(x4) & (x1 = x2) & n_bikini(x1) & a_black(s2) & Theme(s2,x1))
exists p1 x1 e1 x2 x3 x4.((x1 = x2) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_volleyball(x4) & (x2 = x3) & n_people(x2))