A man in red is riding his bicycle.
A man rides his bike.
Riding a bicycle and "rides his bike" is the same action.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_ride(e1) & n_bicycle(x3) & of(x3,x1) & n_male(x1) & in(x1,x2) & n_red(x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_male(x1) & n_man(x1))