Four men are rollerskating in a line, with the last three holding onto the hips of the man ahead of them.
Four men are skating outside.
Just because there are men roller skating doesn't mean they're outside.
exists e2 e1 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 e1 p1 x1.(exists s1.(Theme(s1,x1) & a_outside(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_skate(e1) & n_man(x1) & card_eq_4(x1))