A group of children, two separate teams, green and red, playing soccer.
The soccer field was empty all day.
If the field was empty, there would not be children playing.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & Theme(e1,x7) & Actor(e1,x6) & v_play(e1) & n_soccer(x7) & (x1 = x6) & Theme(s3,x5) & a_red(s3) & (x1 = x5) & Theme(s2,x4) & a_green(s2) & (x1 = x4) & of(x1,x2) & rel(x2,x3) & n_team(x3) & a_separate(s1) & Theme(s1,x3) & card_eq_2(x3) & n_child(x2) & n_group(x1))
exists x2 x3.(n_field(x2) & of(x2,x3) & n_soccer(x3) & all x1.(n_day(x1) -> exists s1.(Time(s1,x1) & Theme(s1,x2) & a_empty(s1))))