Represent the given dialogue about an image, which is used for image retrieval: Q:is it toy train
A:no
Q:is it passenger train
A:no a freight train
Q:is it in city
A:no looks like a countryside
Q:how many tracks do you see
A:just 2
Q:is there any passengers
A:no it's a freight train
Q:is it cloudy
A:no the sky is clear and blue
Q:how many cars in back
A:i can see around 4
Q:what are they carrying
A:can't tell there are cargo boxes
Q:do you see any trees
A:yes
Q:do you see building
A:no


['images/VisDial/Train/VisDial_image_72206.jpg', 'images/VisDial/Train/VisDial_image_122938.jpg', 'images/VisDial/Train/VisDial_image_45714.jpg', 'images/VisDial/Train/VisDial_image_57897.jpg', 'images/VisDial/Train/VisDial_image_50814.jpg', 'images/VisDial/Train/VisDial_image_8316.jpg', 'images/VisDial/Train/VisDial_image_115861.jpg', 'images/VisDial/Train/VisDial_image_20393.jpg', 'images/VisDial/Train/VisDial_image_76786.jpg', 'images/VisDial/Train/VisDial_image_52406.jpg', 'images/VisDial/Train/VisDial_image_60488.jpg', 'images/VisDial/Train/VisDial_image_55188.jpg']