A special celebration with men wearing yellow in motorcycles leading the event.
A parade led by motorcycles.
It cannot be inferred that the special celebration is a parade.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6 x7.(n_event(x7) & a_topic(x1) & with(x1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & in(x4,x5) & Theme(e1,x7) & Actor(e1,x6) & v_lead(e1) & (x5 = x6) & n_motorcycle(x5) & n_yellow(x4) & (x2 = x3) & n_man(x2) & n_celebration(x1) & a_special(s1) & Theme(s1,x1))
exists e1 x1 x2.(Actor(e1,x2) & n_motorcycle(x2) & Theme(e1,x1) & v_lead(e1) & n_parade(x1))