Person in red jacket sits on their bike, in front of a blue van.
Guy with a bike stopping a van for a fight
Saying somebody is with their bike implies they are not on it.
exists e1 s1 s2 x1 x2 x3 x4 x5.(ne_nam_person(x1) & in(e1,x4) & of(x4,x5) & n_van(x5) & a_blue(s2) & Theme(s2,x5) & n_front(x4) & on(e1,x3) & n_bike(x3) & of(x3,x2) & n_thing(x2) & Actor(e1,x1) & v_sit(e1) & in(x1,x2) & n_jacket(x2) & a_red(s1) & Theme(s1,x2))
exists e1 s1 x1 x2 x3 x4.(ne_nam_guy(s1) & a_topic(s1) & with(s1,x1) & for(e1,x4) & n_fight(x4) & Theme(e1,x3) & Actor(e1,x2) & v_stop(e1) & n_van(x3) & (x1 = x2) & n_bike(x1))