Represent the given dialogue about an image, which is used for image retrieval: Q:how many cars are on the trains
A:2
Q:is it a public transport train
A:probably not, it's too short
Q:how many cars are there
A:like 15
Q:how long is the bridge
A:very large span
Q:what is under the bridge
A:looks like a dry river
Q:is it daytime
A:yes
Q:what country is it in
A:looks like the us
Q:can you see signs
A:no
Q:are there any red cars
A:i see 1
Q:are there any blue cars
A:a couple


['images/VisDial/Train/VisDial_image_91158.jpg', 'images/VisDial/Train/VisDial_image_96296.jpg', 'images/VisDial/Train/VisDial_image_121811.jpg', 'images/VisDial/Train/VisDial_image_112287.jpg', 'images/VisDial/Train/VisDial_image_6855.jpg', 'images/VisDial/Train/VisDial_image_43090.jpg', 'images/VisDial/Train/VisDial_image_31759.jpg', 'images/VisDial/Train/VisDial_image_51401.jpg', 'images/VisDial/Train/VisDial_image_47833.jpg', 'images/VisDial/Train/VisDial_image_96807.jpg', 'images/VisDial/Train/VisDial_image_39007.jpg', 'images/VisDial/Train/VisDial_image_55980.jpg']