Men in bathing suits standing and sitting near the edge of the water while one man is swimming.
three pro swimmers practice in the water
We have no idea if they are pro swimmers doing a practice, they could be anyone doing anything.
exists e1 e3 e2 p1 x1 x2 x3 x4 x5 x6 x7.(n_water(x7) & n_edge(x6) & a_topic(x1) & exists p2 x8.(exists x9.((x8 = x9) & n_swimming(x9)) & n_man(x8) & card_eq_1(x8)) & while(e3,p1) & near(e3,x6) & of(x6,x7) & Actor(e3,x5) & v_sit(e3) & (x1 = x5) & Theme(e2,x3) & Actor(e2,x2) & v_bath(e2) & Actor(e1,x4) & v_stand(e1) & (x3 = x4) & n_suit(x3) & (x1 = x2) & n_man(x1))
exists s1 x1 x2 x3.(n_water(x3) & a_topic(x1) & in(x1,x3) & n_practice(x1) & of(x1,x2) & n_swimmer(x2) & a_pro(s1) & Theme(s1,x1) & card_eq_3(x1))