People laying on the beach with waves in the background.
The people will go swimming.
Just because people are at a beach does not infer they will go swimming.
exists e1 x1 x2 x3 x4 x5.(n_background(x5) & n_beach(x3) & a_topic(x1) & with(e1,x4) & in(x4,x5) & n_wave(x4) & on(e1,x3) & Actor(e1,x2) & v_lay(e1) & (x1 = x2) & n_people(x1))
exists e1 x1 x2.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_go(e1) & n_swimming(x2))