A man wearing racing gear rides a bicycle on a road past fields of grapevines.
A man is riding a bike.
If someone rides a nike you can say they are riding one
exists e2 e1 s1 x1 x2 x3 x4 x5 x6 x7.(Theme(e2,x4) & Actor(e2,x1) & v_ride(e2) & on(x4,x5) & of(x5,x7) & n_grapevine(x7) & n_field(x5) & a_past(s1) & Theme(s1,x5) & of(x5,x6) & n_road(x6) & n_bicycle(x4) & n_gear(x1) & of(x1,x3) & n_racing(x3) & Actor(e1,x1) & v_wear(e1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & n_man(x1))