Represent the given dialogue about an image, which is used for image retrieval: Q:how big is the polar bear
A:he is down in the water can't tell
Q:is the fur white
A:yes
Q:what color is the tub
A:it is a gray brick
Q:does this appear to be in a zoo
A:maybe
Q:do you see any grass
A:very little
Q:do you see any trees
A:no
Q:do they appear to be fenced in
A:i can only see a brick wall
Q:what colors is the brick wall
A:brown
Q:does it appear to be nice out
A:somewhat
Q:what else can you see
A:that’s it


['images/VisDial/Train/VisDial_image_49502.jpg', 'images/VisDial/Train/VisDial_image_8063.jpg', 'images/VisDial/Train/VisDial_image_108055.jpg', 'images/VisDial/Train/VisDial_image_81044.jpg', 'images/VisDial/Train/VisDial_image_45688.jpg', 'images/VisDial/Train/VisDial_image_51272.jpg', 'images/VisDial/Train/VisDial_image_103189.jpg', 'images/VisDial/Train/VisDial_image_95117.jpg', 'images/VisDial/Train/VisDial_image_30167.jpg', 'images/VisDial/Train/VisDial_image_43271.jpg', 'images/VisDial/Train/VisDial_image_44524.jpg', 'images/VisDial/Train/VisDial_image_10130.jpg']