A young boy is swimming in a pool.
There is a boy.
A young boy is earning good from the job.
exists e1 s1 x1 x2.(in(e1,x2) & n_pool(x2) & Actor(e1,x1) & v_swim(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists p1 x1 x2.((x1 = x2) & n_boy(x2))