A man in blue riding a bicycle.
A male is on a vehicle.
A bicycle is a form of vehicle.
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & n_bicycle(x4) & (x2 = x3) & n_blue(x2) & n_man(x1))
exists p1 x1.(exists x2.(on(x1,x2) & n_vehicle(x2)) & n_male(x1))