A woman is riding a bike along a beach.
Woman riding bike
The  woman riding a bike is in both sentences, and the first sentence simply has more extra details.
exists e1 x1 x2 x3.(along(e1,x3) & n_beach(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & n_woman(x1))
exists x1 x2 x3.(n_bike(x1) & of(x1,x3) & n_riding(x3) & (x1 = x2) & ne_nam_woman(x2) & a_topic(x1))