Four children walking down a street turn to look at the camera.
A group of kids are sitting in the classroom.
The kids cannot be sitting and walking simultaneously.
exists e1 p1 x1 x2 x3 x4 x5.(n_camera(x5) & a_topic(x1) & down(e1,x3) & Topic(x3,p1) & exists e2.(at(e2,x5) & Actor(e2,x3) & v_look(e2)) & n_turn(x3) & of(x3,x4) & n_street(x4) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_child(x1) & card_eq_4(x1))
exists e1 x1 x2 x3.(n_classroom(x3) & in(e1,x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_kid(x2) & n_group(x1))