Represent the given dialogue about an image, which is used for image retrieval: Q:are they the same color
A:no they are different colors
Q:different brands
A:they seem to be the same brand
Q:how many would you guess
A:3
Q:different sizes
A:nope, they are all the same
Q:what is the shelf made of
A:looks like metal
Q:can you see any other items for sale
A:there is more luggage in the background
Q:any people
A:no, the aisles are empty
Q:can you see the floor
A:a very small section
Q:can you see walls
A:yes, very industrial
Q:what covers the floors
A:looks like tile


['images/VisDial/Train/VisDial_image_46865.jpg', 'images/VisDial/Train/VisDial_image_68684.jpg', 'images/VisDial/Train/VisDial_image_46890.jpg', 'images/VisDial/Train/VisDial_image_33864.jpg', 'images/VisDial/Train/VisDial_image_119264.jpg', 'images/VisDial/Train/VisDial_image_109231.jpg', 'images/VisDial/Train/VisDial_image_116411.jpg', 'images/VisDial/Train/VisDial_image_116136.jpg', 'images/VisDial/Train/VisDial_image_35699.jpg', 'images/VisDial/Train/VisDial_image_23257.jpg', 'images/VisDial/Train/VisDial_image_81255.jpg', 'images/VisDial/Train/VisDial_image_81571.jpg']