a beach with blue and red boats, with people on shore
People are watching two boats race.
Just because there are boats and people on shore does not mean that there are people watching boats race.
exists s1 s2 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & with(x2,x3) & on(x3,x4) & n_shore(x4) & n_people(x3) & n_boat(x2) & a_red(s2) & Theme(s2,x2) & a_blue(s1) & Theme(s1,x2) & n_beach(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_race(x2) & of(x2,x3) & n_boat(x3) & card_eq_2(x2) & n_people(x1))