Two kids with helmets playing with Nerf swords while one looks on drinking from a plastic cup.
Two kids with helmets battle with Nerf swords while another drinks from a plastic cup awaiting his turn.
Drinks from a plastic cup does not imply awaiting his turn.
exists e1 p1 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & exists e2 s1 x6 x7 x8.(on(e2,x7) & from(x7,x8) & n_cup(x8) & a_plastic(s1) & Theme(s1,x8) & n_drinking(x7) & Actor(e2,x6) & v_look(e2) & n_thing(x6) & card_eq_1(x6)) & while(e1,p1) & with(e1,x4) & n_sword(x4) & (x4 = x5) & ne_org_nerf(x5) & Actor(e1,x3) & v_play(e1) & (x2 = x3) & n_helmet(x2) & n_kid(x1) & card_eq_2(x1))
(-x)