Represent the given dialogue about an image, which is used for image retrieval: Q:is zebra alone
A:yes
Q:is there grass in field
A:only in foreground, wall directly behind zebra
Q:is this in zoo
A:yes
Q:what color is wall
A:plain wood
Q:is it tall
A:i cannot see top, cut off by pic
Q:is there trees
A:yes
Q:are they tall
A:again, cutoff by pic,
Q:can you see trunks at least
A:no, just branch, it is behind fence
Q:what color is fence
A:looks green
Q:is it metal
A:yes


['images/VisDial/Train/VisDial_image_90791.jpg', 'images/VisDial/Train/VisDial_image_47057.jpg', 'images/VisDial/Train/VisDial_image_12249.jpg', 'images/VisDial/Train/VisDial_image_36973.jpg', 'images/VisDial/Train/VisDial_image_8928.jpg', 'images/VisDial/Train/VisDial_image_12886.jpg', 'images/VisDial/Train/VisDial_image_83992.jpg', 'images/VisDial/Train/VisDial_image_104305.jpg', 'images/VisDial/Train/VisDial_image_5077.jpg', 'images/VisDial/Train/VisDial_image_98566.jpg', 'images/VisDial/Train/VisDial_image_68205.jpg', 'images/VisDial/Train/VisDial_image_67226.jpg']