A woman in a gray shirt is at the carnival.
A woman is at the carnival.
One can assume the woman is wearing a shirt since she is at the carnival.
exists p1 s1 x1 x2 x3.(n_carnival(x3) & at(x1,x3) & in(x1,x2) & n_shirt(x2) & a_gray(s1) & Theme(s1,x2) & n_woman(x1))
exists p1 x1 x2.(n_carnival(x2) & at(x1,x2) & n_woman(x1))