Four men are rollerskating in a line, with the last three holding onto the hips of the man ahead of them.
Four hundred women in aprons.
Four is less than four hundred and men is male while women is female.
exists e1 e2 s1 x1 x2 x3 x4.(n_hip(x3) & onto(e2,x3) & of(x3,x1) & of(x4,x1) & n_thing(x1) & ahead(x1,x4) & n_thing(x4) & n_man(x1) & n_man(x1) & Actor(e2,x1) & v_hold(e2) & with(e1,x1) & card_eq_3(x1) & a_last(s1) & Theme(s1,x1) & in(e1,x2) & n_line(x2) & Actor(e1,x1) & v_rollerskate(e1) & card_eq_4(x1))
exists x1 x2.(a_topic(x1) & in(x1,x2) & n_apron(x2) & n_woman(x1) & card_eq_400(x1) & card_eq_400(x1))