Represent the given dialogue about an image, which is used for image retrieval: Q:what color are trains
A:silver and blue
Q:do they have train cars behind them
A:yes 2
Q:is it sunny day
A:yes
Q:do you see trees
A:yes
Q:do it look warm out
A:i would say yes
Q:are they big trees
A:they are behind train
Q:see any people
A:no
Q:see any grass
A:little by rails
Q:do you see rocks
A:yes small ones
Q:what color are they
A:gray


['images/VisDial/Train/VisDial_image_102941.jpg', 'images/VisDial/Train/VisDial_image_104355.jpg', 'images/VisDial/Train/VisDial_image_50251.jpg', 'images/VisDial/Train/VisDial_image_107287.jpg', 'images/VisDial/Train/VisDial_image_122560.jpg', 'images/VisDial/Train/VisDial_image_43467.jpg', 'images/VisDial/Train/VisDial_image_45544.jpg', 'images/VisDial/Train/VisDial_image_103860.jpg', 'images/VisDial/Train/VisDial_image_38877.jpg', 'images/VisDial/Train/VisDial_image_42594.jpg', 'images/VisDial/Train/VisDial_image_66715.jpg', 'images/VisDial/Train/VisDial_image_61734.jpg']