Men are playing with a volleyball in a pool.
There are men in an indoor pool.
That there's a volleyball pool doesn't mean it is indoor.
exists e1 x1 x2 x3.(in(e1,x3) & n_pool(x3) & with(e1,x2) & n_volleyball(x2) & Actor(e1,x1) & v_play(e1) & n_man(x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & in(x2,x3) & n_pool(x3) & a_indoor(s1) & Theme(s1,x3) & n_man(x2))