Three children are playing outdoors, two of them on a metal barrel swing.
Children play with each other outside.
They are playing in the same outdoor space. Therefore, they are playing with each other.
exists e1 x1 x2 x3 x4 x5 x6.(on(e1,x4) & n_swing(x4) & of(x4,x6) & n_barrel(x6) & of(x4,x5) & n_metal(x5) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & rel(x2,x3) & of(x3,x1) & n_thing(x1) & n_thing(x3) & card_eq_2(x3) & n_outdoors(x2) & n_child(x1) & card_eq_3(x1))
exists e1 x1 x3.(n_outside(x3) & all x2.((-(x2 = x3) & n_outside(x2)) -> with(e1,x2)) & Actor(e1,x1) & v_play(e1) & n_child(x1))