A cyclist sits on some steps with his bike.
A person with his bicycle.
A cyclists that sits with his bike is a person with his bike.
exists e1 x1 x2 x3.(on(e1,x2) & with(x2,x3) & n_bike(x3) & of(x3,x1) & n_male(x1) & n_step(x2) & Actor(e1,x1) & v_sit(e1) & n_cyclist(x1))
exists x1 x2.(a_topic(x1) & with(x1,x2) & n_bicycle(x2) & of(x2,x1) & n_male(x1) & n_person(x1))