a cyclist riding with no hands in a race.
man on bike
A man on a bike is a cyclist.
exists x1 x2.(-exists x3 x4.(a_topic(x1) & with(x1,x3) & in(x3,x4) & n_race(x4) & n_hand(x3)) & n_riding(x1) & of(x1,x2) & n_cyclist(x2))
exists x1 x2.(a_topic(x1) & on(x1,x2) & n_bike(x2) & n_man(x1))