A man relaxing after riding his bike.
A man rests after a bike race.
The man is not necessarily resting, even though he's relaxing. There wasn't necessarily any bike race, even though he rode his bike.
exists e2 e1 x1 x2 x3.(a_topic(x1) & after(e1,e2) & Theme(e2,x3) & Actor(e2,x2) & v_ride(e2) & n_bike(x3) & of(x3,x1) & n_male(x1) & Actor(e1,x2) & v_relax(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(after(e1,x2) & n_race(x2) & of(x2,x3) & n_bike(x3) & Actor(e1,x1) & v_rest(e1) & n_man(x1))