Two children are climbing stairs which lead to an airplane.
Children are climbing stairs up to an airplane.
'Children are climbing stairs up to an airplane' is a shorter form of 'Two children are climbing stairs which lead to an airplane'.
exists e1 e2 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 e1 s1 x1 x2 x3.(to(e1,x3) & n_airplane(x3) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1) & n_stair(x2) & n_child(x1))