A man and woman holding a sign that reads, "Teaching children for peace."
Two couples protesting about peace outside of a school.
A man and a woman are not two couples and holding a sign does not constitute protesting.
exists e1 e3 e2 s1 x1 x2 x3 x4 x5 x6 x7.(a_topic(s1) & for(e2,e3) & for(e3,x7) & n_peace(x7) & Theme(e3,x6) & Actor(e3,x3) & v_teach(e3) & n_child(x6) & Theme(e2,x4) & Actor(e2,x3) & v_hold(e2) & Actor(e1,x5) & v_read(e1) & (x4 = x5) & n_sign(x4) & (s1 = x3) & n_woman(x2) & n_man(x1) & subset_of(x2,s1) & subset_of(x1,s1))
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & about(e1,x3) & of(x4,x5) & n_school(x5) & outside(x3,x4) & n_thing(x4) & n_peace(x3) & Actor(e1,x2) & v_protest(e1) & (x1 = x2) & n_couple(x1) & card_eq_2(x1))