Motorcycle police officer rides in a parade.
Police officers are in a parade.
Motorcycle police officer is type of police officers, and rides in a parade is a paraphrase of are in a parade.
exists x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x5) & n_parade(x5) & n_ride(x1) & of(x1,x4) & n_officer(x4) & of(x1,x3) & n_police(x3) & (x1 = x2) & ne_nam_motorcycle(x2))
exists p1 x1 x2.(exists x3.(in(x1,x3) & n_parade(x3)) & n_officer(x1) & of(x1,x2) & n_police(x2))