A group of girls playing football on the beach.
Several people are outdoors.
a group is several people. if they are on the beach, that is outdoors.
exists e1 x1 x2 x3 x4 x5.(n_beach(x5) & a_topic(x1) & on(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_football(x4) & (x1 = x3) & of(x1,x2) & n_girl(x2) & n_group(x1))
exists p1 s1 x1.(exists x2.((x1 = x2) & n_outdoors(x2)) & n_people(x1) & a_several(s1) & Theme(s1,x1))