Three children are playing soccer outside.
A boy punches his brother.
The boys cannot be playing soccer if one punches his brother
exists e1 s1 x1 x2.(a_outside(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_soccer(x2) & n_child(x1) & card_eq_3(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_punch(e1) & n_brother(x2) & of(x2,x1) & n_male(x1) & n_boy(x1))