A little boy is playing in the water with a beautiful sunset and mountains in the background.
A boy is swimming during evening
Playing in the water does not necessarily mean swimming.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(n_background(x6) & n_water(x2) & in(e1,x6) & with(e1,x3) & subset_of(x5,x3) & n_mountain(x5) & subset_of(x4,x3) & n_sunset(x4) & a_beautiful(s2) & Theme(s2,x4) & in(e1,x2) & Actor(e1,x1) & v_play(e1) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2.(during(e1,x2) & n_evening(x2) & Actor(e1,x1) & v_swim(e1) & n_boy(x1))