Two people are turning a corner while riding dirt bikes on a dirt course.
Two people ride dirt bikes.
THERE ARE TWO PEOPLE WHO ARE RIDING DIRT BIKES.
exists e1 e2 x1 x2 x3 x4 x5 x6.(while(e1,e2) & on(e2,x5) & n_course(x5) & of(x5,x6) & n_dirt(x6) & Theme(e2,x3) & Actor(e2,x1) & v_ride(e2) & n_bike(x3) & of(x3,x4) & n_dirt(x4) & Theme(e1,x2) & Actor(e1,x1) & v_turn(e1) & n_corner(x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x3) & n_dirt(x3) & n_people(x1) & card_eq_2(x1))