The two young boys play in a puddle on a comfortable day.
Humans playing.
Boys are humans, and to play is the act of playing.
exists e1 s1 s2 x1 x2 x3.(n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1) & on(e1,x3) & n_day(x3) & a_comfortable(s2) & Theme(s2,x3) & in(e1,x2) & n_puddle(x2) & Actor(e1,x1) & v_play(e1))
exists s1 x1 x2.(n_playing(x1) & (x1 = x2) & ne_nam_humans(x2) & a_.(s1) & Theme(s1,x1) & a_topic(x1))