Three people pose with their political signs out in public.
The people are posing with signs.
pose with their political signs is the rephrasing of posing with signs
exists e1 s1 x1 x2 x3.(in(e1,x3) & n_public(x3) & r_out(e1) & with(e1,x2) & n_sign(x2) & a_political(s1) & Theme(s1,x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_pose(e1) & n_people(x1) & card_eq_3(x1))
exists e1 x1 x2.(n_people(x1) & with(e1,x2) & n_sign(x2) & Actor(e1,x1) & v_pose(e1))