premise: A woman in a purple sweater has an odd look on her face.
hypothesis: A woman in a purple sweater and black jeans  has an odd look on her face.
explanation_1: doesn't mean she's wearing jeans
explanation_2: It cannot be assumed the woman has black jeans on.
explanation_3: A woman can wear a purple sweater without wearing black jeans
premise_logic: exists e1 s1 s2 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & on(x3,x4) & n_face(x4) & of(x4,x1) & n_female(x1) & n_look(x3) & a_odd(s2) & Theme(s2,x3) & in(x1,x2) & n_sweater(x2) & a_purple(s1) & Theme(s1,x2) & n_woman(x1))
hypothesis_logic: exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(Theme(e1,x4) & Actor(e1,x1) & v_have(e1) & on(x4,x5) & n_face(x5) & of(x5,x1) & n_female(x1) & n_look(x4) & a_odd(s3) & Theme(s3,x4) & in(x1,x2) & n_jeans(x2) & a_black(s2) & Theme(s2,x2) & of(x2,x3) & n_sweater(x3) & a_purple(s1) & Theme(s1,x2) & n_woman(x1))