People climb on a structure near water.
People are using their legs.
The legs are used to climb.
exists x1 x2 x3 x4.(a_topic(x1) & near(x1,x4) & n_water(x4) & on(x1,x3) & n_structure(x3) & n_climb(x1) & of(x1,x2) & n_people(x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_use(e1) & n_leg(x2) & of(x2,x1) & n_thing(x1) & n_people(x1))