Two people with white helmets on riding in a Yamaha red and black vehicle.
The vehicle pictured is a motorcycle.
A Yamaha is not always a motorcycle.
exists s1 s2 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & in(x1,x4) & n_vehicle(x6) & a_black(s2) & Theme(s2,x6) & n_red(x5) & (x5 = x7) & ne_geo_yamaha(x7) & subset_of(x6,x4) & subset_of(x5,x4) & with(x1,x2) & on(x2,x3) & n_riding(x3) & n_helmet(x2) & a_white(s1) & Theme(s1,x2) & n_people(x1) & card_eq_2(x1))
exists e1 p1 x1 x2.(n_vehicle(x1) & exists x3.((x1 = x3) & n_motorcycle(x3)) & Actor(e1,x2) & v_picture(e1) & (x1 = x2))