A little girl is walking her bike a lawn.
A girl is pushing her bike because the tire is flat.
She could have been walking because her chain came off instead of her tire being flat.
exists s1 x1 x3.(all x2.(n_lawn(x2) -> exists e1.(Theme(e1,x3) & Actor(e1,x1) & v_walk(e1) & for(x3,x2))) & n_bike(x3) & of(x3,x1) & n_female(x1) & n_girl(x1) & a_little(s1) & Theme(s1,x1))
exists e1 p1 x1 x2 x3.(n_tire(x3) & exists s1.(Theme(s1,x3) & a_flat(s1)) & because(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_bike(x2) & of(x2,x1) & n_female(x1) & n_girl(x1))