Two children slide down a snowy hill in a bright green sled.
The children are playing in the snow.
Sliding down a hill is playing and the hill is snowy so the children are in the snow.
exists s1 s2 s3 x1 x2 x3 x4.(a_topic(x1) & down(x1,x3) & in(x3,x4) & n_sled(x4) & a_green(s3) & Theme(s3,x4) & a_bright(s2) & Theme(s2,x4) & n_hill(x3) & a_snowy(s1) & Theme(s1,x3) & n_slide(x1) & of(x1,x2) & n_child(x2) & card_eq_2(x1))
exists e1 x1 x2.(n_snow(x2) & n_child(x1) & in(e1,x2) & Actor(e1,x1) & v_play(e1))