Two children are climbing stairs which lead to an airplane.
Two children get on a plane headed for Asia.
It is not implied that the children are climbing the stairs to get on the airplane, and it is not known that the plane will be headed over to Asia.
exists e2 e1 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_climb(e2) & to(e1,x4) & n_airplane(x4) & Actor(e1,x3) & v_lead(e1) & (x2 = x3) & n_stair(x2) & n_child(x1) & card_eq_2(x1))
exists e2 e1 x1 x2 x3 x4.(ne_geo_asia(x4) & on(e1,x2) & for(e2,x4) & Theme(e2,x3) & v_head(e2) & (x2 = x3) & n_plane(x2) & Actor(e1,x1) & v_get(e1) & n_child(x1) & card_eq_2(x1))