Represent the given dialogue about an image, which is used for image retrieval: Q:is it a toy train
A:no
Q:is it big enough for people to ride on
A:yes
Q:is anyone riding it
A:no, put people are lining up for it
Q:are they children or adults
A:adults
Q:how many cars does the train have
A:i only see the front
Q:is the mall crowded
A:no
Q:what color is the train
A:blue, red, yellow
Q:can you see the floor
A:yes
Q:what color is the floor
A:white
Q:can you see any stores
A:no


['images/VisDial/Train/VisDial_image_50193.jpg', 'images/VisDial/Train/VisDial_image_39910.jpg', 'images/VisDial/Train/VisDial_image_43849.jpg', 'images/VisDial/Train/VisDial_image_119480.jpg', 'images/VisDial/Train/VisDial_image_23974.jpg', 'images/VisDial/Train/VisDial_image_1592.jpg', 'images/VisDial/Train/VisDial_image_97492.jpg', 'images/VisDial/Train/VisDial_image_96844.jpg', 'images/VisDial/Train/VisDial_image_91316.jpg', 'images/VisDial/Train/VisDial_image_80080.jpg', 'images/VisDial/Train/VisDial_image_20131.jpg', 'images/VisDial/Train/VisDial_image_3311.jpg']