Represent the given dialogue about an image, which is used for image retrieval: Q:how many trains can you see
A:2
Q:how old would you guess they are
A:fairly new
Q:do they have more than 1 window on the side
A:yes
Q:roughly how many
A:4
Q:what color are they
A:1 is purple, 1 is grey and yellow
Q:which 1 is ahead of the other
A:purple is ahead
Q:is the sun visible
A:no
Q:is it daytime
A:yes
Q:how many power lines are there
A:10
Q:are they on a wooden post
A:no


['images/VisDial/Train/VisDial_image_89585.jpg', 'images/VisDial/Train/VisDial_image_34478.jpg', 'images/VisDial/Train/VisDial_image_62021.jpg', 'images/VisDial/Train/VisDial_image_22463.jpg', 'images/VisDial/Train/VisDial_image_113694.jpg', 'images/VisDial/Train/VisDial_image_42672.jpg', 'images/VisDial/Train/VisDial_image_115925.jpg', 'images/VisDial/Train/VisDial_image_99897.jpg', 'images/VisDial/Train/VisDial_image_6004.jpg', 'images/VisDial/Train/VisDial_image_100850.jpg', 'images/VisDial/Train/VisDial_image_22897.jpg', 'images/VisDial/Train/VisDial_image_63459.jpg']