Represent the given dialogue about an image, which is used for image retrieval: Q:how many cars does the train have
A:i see 3 cars
Q:what color is the train
A:black
Q:is there any numbers on the train
A:not that i can see
Q:is there trees
A:yes
Q:how many tracks are visible
A:4 sets of tracks visible in the scene
Q:is this indoors or outdoors
A:i can't tell
Q:is there any people
A:yes
Q:are the people at the station
A:yes looks like they are waiting
Q:is there any other buildings
A:yes
Q:what about power lines
A:i don't see any power lines


['images/VisDial/Train/VisDial_image_64172.jpg', 'images/VisDial/Train/VisDial_image_39272.jpg', 'images/VisDial/Train/VisDial_image_98268.jpg', 'images/VisDial/Train/VisDial_image_47906.jpg', 'images/VisDial/Train/VisDial_image_12323.jpg', 'images/VisDial/Train/VisDial_image_45538.jpg', 'images/VisDial/Train/VisDial_image_71023.jpg', 'images/VisDial/Train/VisDial_image_11956.jpg', 'images/VisDial/Train/VisDial_image_5488.jpg', 'images/VisDial/Train/VisDial_image_108048.jpg', 'images/VisDial/Train/VisDial_image_65109.jpg', 'images/VisDial/Train/VisDial_image_70873.jpg']