Kids sitting on the floor against the wall with rope all over the floor.
There is no rope.
There cannot be rope on the floor if there is no rope.
exists e1 x1 x2 x3 x4 x5.(n_floor(x3) & n_floor(x3) & n_wall(x4) & a_topic(x1) & r_all(e1) & over(e1,x3) & with(e1,x5) & n_rope(x5) & against(e1,x4) & on(e1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_kid(x1))
exists p1 x1.-exists x2.((x1 = x2) & n_rope(x2))