The man in the blue hat riding the bike is in the lead.
Cyclists ride in a  long road race.
A man riding a bike in the lead is not necessarily in a long road race.
exists e1 p1 s1 x1 x2 x3 x4 x5.(n_lead(x5) & n_bike(x4) & n_hat(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1) & in(x1,x5) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & (x2 = x3))
exists e1 s1 x1 x2 x3.(in(e1,x2) & n_race(x2) & of(x2,x3) & n_road(x3) & a_long(s1) & Theme(s1,x2) & Actor(e1,x1) & v_ride(e1) & n_cyclist(x1))