Cubs fans have paper bags on their heads that spell out "CUBS."
The fans are wearing Cubs jerseys.
Just because fans are wearing paper bags does not mean they are also wearing jerseys.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(Theme(e2,x3) & Actor(e2,x1) & v_have(e2) & a_out(s1) & Manner(e1,s1) & Theme(e1,x7) & Actor(e1,x6) & v_spell(e1) & n_cub(x7) & (x3 = x6) & on(x3,x5) & n_head(x5) & of(x5,x1) & n_thing(x1) & n_bag(x3) & of(x3,x4) & n_paper(x4) & n_fan(x1) & (x1 = x2) & ne_nam_cubs(x2))
exists e1 x1 x2 x3.(n_fan(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_jersey(x2) & (x2 = x3) & ne_nam_cubs(x3))