Two people in black vests are standing in front of children in white vests with an American flag between them.
Two people are standing in front of children at a boyscout meeting.
Just because two people standing in front of children in white vests doesn't mean they are at a boyscout meeting.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6.(with(e1,x6) & between(x6,x1) & n_thing(x1) & n_flag(x6) & a_american(s3) & Theme(s3,x6) & in(e1,x3) & of(x3,x4) & in(x4,x5) & n_vest(x5) & a_white(s2) & Theme(s2,x5) & n_child(x4) & n_front(x3) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_vest(x2) & a_black(s1) & Theme(s1,x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4 x5.(at(e1,x4) & n_meeting(x4) & of(x4,x5) & n_boyscout(x5) & in(e1,x2) & of(x2,x3) & n_child(x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & card_eq_2(x1))