Two kids running down a sand dune to the beach.
Two kids head towards the ocean to go swimming.
A beach can be next to a sea or some other body of water and not necessarily an ocean. Kids can go to the beach even if they have no intention of going swimming.
exists e1 s1 x1 x2 x3 x4 x5.(n_beach(x5) & a_topic(x1) & to(e1,x5) & a_down(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_run(e1) & n_dune(x3) & of(x3,x4) & n_sand(x4) & (x1 = x2) & n_kid(x1) & card_eq_2(x1))
exists e1 p1 x1 x2.(n_ocean(x2) & towards(e1,x2) & Topic(x2,p1) & exists e2 x3.(Theme(e2,x3) & Actor(e2,x2) & v_go(e2) & n_swimming(x3)) & Actor(e1,x1) & v_head(e1) & n_kid(x1) & card_eq_2(x1))