A group of children stand underneath some banners, stretching their arms over their heads.
A group of kids posing for a picture at their school.
Just because a group of children are stretching their arms over their heads, doesn't mean they are posing for a picture at their school. There is no evidence they are at their school or that anyone has a camera.
exists e1 e2 x1 x2 x3 x4 x5.(for(e1,e2) & over(e2,x5) & n_head(x5) & of(x5,x1) & n_thing(x1) & n_thing(x1) & Theme(e2,x4) & Actor(e2,x1) & v_stretch(e2) & n_arm(x4) & of(x4,x1) & underneath(e1,x3) & n_banner(x3) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_child(x2) & n_group(x1))
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & for(e1,x4) & at(x4,x5) & n_school(x5) & of(x5,x1) & n_thing(x1) & n_picture(x4) & Actor(e1,x3) & v_pose(e1) & (x2 = x3) & n_kid(x2) & n_group(x1))