context: A woman in a purple sweater has an odd look on her face.
hypothesis: It is highly unlikely that a woman in a purple sweater and black jeans  has an odd look on her face.
valid_hypothesis: It is highly unlikely that a woman in a purple sweater and black jeans  has an odd look on her face.
invalid_hypothesis: There is a better than even chance that a woman in a purple sweater and black jeans  has an odd look on her face.
hypothesis_assertion: A woman in a purple sweater and black jeans  has an odd look on her face.