A young boy removes his face from a blueberry pie.
It was his first birthday
The fact that the boy removes his face from a blueberry pie doesn't imply that it's his first birthday.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_remove(e1) & from(x2,x3) & n_pie(x3) & a_blueberry(s2) & Theme(s2,x3) & n_face(x2) & of(x2,x1) & n_male(x1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists p1 s1 x1 x2.(n_birthday(x2) & a_first(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & n_thing(x1) & (x1 = x2))