people at beach looking for things in sand
There are people swimming in the pool.
either  the people are at the beach or at a pool
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & for(e1,x4) & in(x4,x5) & n_sand(x5) & n_thing(x4) & Actor(e1,x3) & v_look(e1) & (x1 = x3) & at(x1,x2) & n_beach(x2) & n_people(x1))
exists p1 x1 x4.(n_pool(x4) & exists e1 x2 x3.((x1 = x2) & in(e1,x4) & Actor(e1,x3) & v_swim(e1) & (x2 = x3) & n_people(x2)))