People walking down the street in costumes, including one of a hospital gown that exposes the buttocks.
There is a crowd of people.
A crowd of people is still people
exists e1 e2 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_buttock(x9) & n_street(x3) & a_topic(x1) & down(e1,x3) & in(x3,x4) & include(x4,x5) & of(x5,x6) & Theme(e2,x9) & Actor(e2,x8) & v_expose(e2) & (x6 = x8) & n_gown(x6) & of(x6,x7) & n_hospital(x7) & n_thing(x5) & card_eq_1(x5) & n_costume(x4) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))
exists p1 x1 x2 x3.((x1 = x2) & of(x2,x3) & n_people(x3) & n_crowd(x2))