Woman looking out the window at a man.
The woman is watching the man ride a bike.
man doesn't always mean  ride a bike.
exists e1 x1 x2 x3.(n_window(x2) & ne_nam_woman(x1) & out(e1,x2) & at(x2,x3) & n_man(x3) & Actor(e1,x1) & v_look(e1))
exists e2 e1 x1 x2 x3 x4.(n_man(x3) & n_woman(x1) & Theme(e2,x4) & Actor(e2,x1) & v_ride(e2) & n_bike(x4) & Theme(e1,x3) & Actor(e1,x2) & v_watch(e1) & (x1 = x2))