Represent the given dialogue about an image, which is used for image retrieval: Q:can you see the arc
A:no
Q:can you see a lot of animals
A:yes
Q:can you see the whole line of animals
A:not the whole line but a large part
Q:are the animals all in pairs of 2
A:mostly, yes
Q:are the animals different sizes
A:yes
Q:what is the largest 1
A:there are some elephants
Q:what are some of the smaller ones
A:elk and sheep
Q:they are on a train
A:no, they're in line forming a "train"
Q:what kind of surface are they on
A:concrete maybe
Q:is it inside
A:it looks like it's outdoors


['images/VisDial/Train/VisDial_image_60769.jpg', 'images/VisDial/Train/VisDial_image_10870.jpg', 'images/VisDial/Train/VisDial_image_42460.jpg', 'images/VisDial/Train/VisDial_image_15408.jpg', 'images/VisDial/Train/VisDial_image_51822.jpg', 'images/VisDial/Train/VisDial_image_107192.jpg', 'images/VisDial/Train/VisDial_image_7926.jpg', 'images/VisDial/Train/VisDial_image_49364.jpg', 'images/VisDial/Train/VisDial_image_59029.jpg', 'images/VisDial/Train/VisDial_image_68947.jpg', 'images/VisDial/Train/VisDial_image_97460.jpg', 'images/VisDial/Train/VisDial_image_71353.jpg']