Some people are running and playing in water spouts.
The people are playing.
Some and the can be used to describe a group in the same manner. Running would be a form of playing in water spouts
exists e2 e1 x1 x2 x3 x4 x5 x6.(in(e2,x5) & n_spout(x5) & of(x5,x6) & n_water(x6) & Actor(e2,x4) & v_play(e2) & n_people(x4) & in(e1,x2) & n_spout(x2) & of(x2,x3) & n_water(x3) & Actor(e1,x1) & v_run(e1) & n_people(x1))
exists e1 x1.(n_people(x1) & Actor(e1,x1) & v_play(e1))