Two swimmers are playing a water sport with a yellow ball and a net.
The people are racing in the pool.
playing and racing are different actions
exists e1 s1 x1 x2 x3 x4 x5 x6.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & with(x2,x4) & subset_of(x6,x4) & n_net(x6) & subset_of(x5,x4) & n_ball(x5) & a_yellow(s1) & Theme(s1,x5) & n_sport(x2) & of(x2,x3) & n_water(x3) & n_swimmer(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_pool(x2) & n_people(x1) & in(e1,x2) & Actor(e1,x1) & v_race(e1))