Two people are swimming in a large body of clear blue water, and there is a large red item behind them in the water.
Two people are in an outdoor pool
A large body of clear blue water is not always an outdoor pool.
exists e1 p1 s1 s2 s3 x1 x2 x3 x4.(exists s4 s5 x5.((x4 = x5) & in(x5,x3) & behind(x5,x1) & n_item(x5) & a_red(s5) & Theme(s5,x5) & a_large(s4) & Theme(s4,x5)) & n_water(x3) & n_water(x3) & n_thing(x1) & in(e1,x2) & of(x2,x3) & a_blue(s3) & Theme(s3,x3) & a_clear(s2) & Theme(s2,x3) & n_body(x2) & a_large(s1) & Theme(s1,x2) & Actor(e1,x1) & v_swim(e1) & n_people(x1) & card_eq_2(x1))
exists p1 x1.(exists s1 x2.(in(x1,x2) & n_pool(x2) & a_outdoor(s1) & Theme(s1,x2)) & n_people(x1) & card_eq_2(x1))