Several children are playing in water fountains.
There are children in the fountains.
Several children are children and water fountains are fountains.
exists e1 s1 x1 x2 x3.(in(e1,x2) & n_fountain(x2) & of(x2,x3) & n_water(x3) & Actor(e1,x1) & v_play(e1) & n_child(x1) & a_several(s1) & Theme(s1,x1))
exists p1 x1 x3.(n_fountain(x3) & exists x2.((x1 = x2) & in(x2,x3) & n_child(x2)))