Two girls on red bikes ride by an empty blue dumpster in the street.
girls on bikes
Girls on red bikes are on bikes.
exists e1 s1 s2 s3 x1 x2 x3 x4.(n_street(x4) & by(e1,x3) & in(x3,x4) & n_dumpster(x3) & a_blue(s3) & Theme(s3,x3) & a_empty(s2) & Theme(s2,x3) & Actor(e1,x1) & v_ride(e1) & on(x1,x2) & n_bike(x2) & a_red(s1) & Theme(s1,x2) & n_girl(x1) & card_eq_2(x1))
exists x1 x2.(a_topic(x1) & on(x1,x2) & n_bike(x2) & n_girl(x1))