Represent the given dialogue about an image, which is used for image retrieval: Q:how many tracks are there
A:6 i think
Q:is there graffiti
A:yes
Q:are they industrial cars
A:yes, all of them
Q:is there any steel or coal
A:not that i see
Q:are there any pipes
A:no
Q:are there any completely empty
A:i can't tell maybe
Q:do any seem to contain liquids
A:yes, possibly oil or gas
Q:what is the most common color of car
A:black
Q:how is the weather
A:very nice
Q:are there trees
A:yes, several


['images/VisDial/Train/VisDial_image_93378.jpg', 'images/VisDial/Train/VisDial_image_21285.jpg', 'images/VisDial/Train/VisDial_image_35573.jpg', 'images/VisDial/Train/VisDial_image_66929.jpg', 'images/VisDial/Train/VisDial_image_105471.jpg', 'images/VisDial/Train/VisDial_image_34633.jpg', 'images/VisDial/Train/VisDial_image_37468.jpg', 'images/VisDial/Train/VisDial_image_105590.jpg', 'images/VisDial/Train/VisDial_image_46541.jpg', 'images/VisDial/Train/VisDial_image_2936.jpg', 'images/VisDial/Train/VisDial_image_101282.jpg', 'images/VisDial/Train/VisDial_image_22043.jpg']