premise: Two boys, surrounded by paper pieces, hold a third boys shirt to prevent him from grabbing a bag.
hypothesis: The friends are playing with paper and bags.
explanation_1: Boys that are together are not necessarily friends, and it can't be implied that they are playing.
explanation_2: Just because the boys are together does not mean they are friends, and they don't have to be playing.
explanation_3: Not all boys are friends.
premise_logic: exists e2 e1 e3 p1 s1 x1 x2 x3 x4 x5 x6.(Theme(e3,x5) & Actor(e3,x1) & v_hold(e3) & Topic(e2,p1) & Actor(e2,x6) & v_shirt(e2) & exists e5 e4 x7 x8.(from(e4,e5) & Theme(e5,x8) & Actor(e5,x7) & v_grab(e5) & n_bag(x8) & Theme(e4,x3) & Actor(e4,x6) & v_prevent(e4)) & n_male(x3) & (x5 = x6) & n_boy(x5) & a_third(s1) & Theme(s1,x5) & Actor(e1,x3) & n_piece(x3) & of(x3,x4) & n_paper(x4) & Theme(e1,x2) & v_surround(e1) & (x1 = x2) & n_boy(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2 x3 x4.(n_friend(x1) & with(e1,x2) & subset_of(x4,x2) & n_bag(x4) & subset_of(x3,x2) & n_paper(x3) & Actor(e1,x1) & v_play(e1))