Man in yellow helmet riding a Motorbike in a dirt arena.
A person in a yellow helmet riding through dirt.
A man, who is a person, is riding a motorbike through dirt in an arena.
exists e1 s1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(x1,x2) & in(e1,x5) & n_arena(x5) & of(x5,x6) & n_dirt(x6) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & ne_org_motorbike(x4) & (x2 = x3) & n_helmet(x2) & a_yellow(s1) & Theme(s1,x2) & n_man(x1))
exists s1 x1 x2 x3 x4.(a_topic(x1) & through(x1,x4) & n_dirt(x4) & in(x1,x2) & n_riding(x2) & of(x2,x3) & n_helmet(x3) & a_yellow(s1) & Theme(s1,x2) & n_person(x1))