Represent the given dialogue about an image, which is used for image retrieval: Q:how many sets of tracks are there
A:4
Q:what color is the train
A:gray mostly
Q:is there only 1 train at the station
A:yes
Q:is it a long train
A:yes
Q:is it a passenger train
A:yes
Q:are there many people waiting for the train
A:no there are no people
Q:can you see the train station
A:no
Q:are there any signs on the station
A:there is not station
Q:any numbers on the train
A:no
Q:any  information as to where the train is going that is visible to you
A:it's going past tall buildings


['images/VisDial/Train/VisDial_image_90295.jpg', 'images/VisDial/Train/VisDial_image_27329.jpg', 'images/VisDial/Train/VisDial_image_54169.jpg', 'images/VisDial/Train/VisDial_image_41504.jpg', 'images/VisDial/Train/VisDial_image_22524.jpg', 'images/VisDial/Train/VisDial_image_122467.jpg', 'images/VisDial/Train/VisDial_image_6258.jpg', 'images/VisDial/Train/VisDial_image_114678.jpg', 'images/VisDial/Train/VisDial_image_5637.jpg', 'images/VisDial/Train/VisDial_image_9161.jpg', 'images/VisDial/Train/VisDial_image_734.jpg', 'images/VisDial/Train/VisDial_image_12824.jpg']