A blond woman in a pink jacket is signing a petition.
A woman signs a petition at a cancer awareness rally.
Just because a woman is signing a petition doesn't imply she is at a cancer awareness rally.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_sign(e1) & n_petition(x3) & in(x1,x2) & n_jacket(x2) & a_pink(s2) & Theme(s2,x2) & n_woman(x1) & a_blond(s1) & Theme(s1,x1))
all x1.(n_petition(x1) -> exists x2 x3 x4 x5 x6.(a_topic(x2) & at(x2,x4) & n_rally(x4) & of(x4,x6) & n_awareness(x6) & of(x4,x5) & n_cancer(x5) & for(x2,x1) & n_sign(x2) & of(x2,x3) & n_woman(x3)))