A woman is running and looking behind her shoulder.
A woman is running while looking behind her.
The women running is running while looking behind her shoulder.
exists e1 e2 x1 x2 x3.(behind(e2,x3) & n_shoulder(x3) & of(x3,x1) & n_female(x1) & Actor(e2,x2) & v_look(e2) & n_woman(x2) & Actor(e1,x1) & v_run(e1) & n_woman(x1))
exists e2 e1 x1.(while(e1,e2) & behind(e2,x1) & n_female(x1) & Actor(e2,x1) & v_look(e2) & Actor(e1,x1) & v_run(e1) & n_woman(x1))