A man in a banana custom is carrying four children on his back.
A man is wearing a Halloween costume.
Even though the man is wearing a banana costume, he is not necessarily wearing a Halloween costume.
exists e1 x1 x2 x3 x4 x5.(on(e1,x5) & n_back(x5) & of(x5,x1) & n_male(x1) & Theme(e1,x4) & Actor(e1,x1) & v_carry(e1) & n_child(x4) & card_eq_4(x4) & in(x1,x2) & n_custom(x2) & of(x2,x3) & n_banana(x3) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_costume(x2) & (x2 = x3) & ne_org_halloween(x3) & n_man(x1))