A woman in a black dress holding sunglasses .
A woman in a blue dress holding eyeglasses .
A woman in a black dress holding sunglasses.
A woman in a blue dress holding eyeglasses.
The dress can not be both blue and black.  The glasses must be either sunglasses or eyeglasses not both.
The dress can not be both blue and black . The glasses must be either sunglasses or eyeglasses not both .