Represent the given dialogue about an image, which is used for image retrieval: Q:how big is rail cart
A:normal sized
Q:cart is attached to train
A:yes
Q:what is color of rail cart
A:blue
Q:rail cart is full or empty
A:can't tell
Q:how big is train
A:i can only see 3 cars
Q:train is at station
A:i think so
Q:can you see rails
A:yes
Q:what color are they
A:grey
Q:do you see any grass around
A:no
Q:how weather looks
A:can't tell


['images/VisDial/Train/VisDial_image_82551.jpg', 'images/VisDial/Train/VisDial_image_89484.jpg', 'images/VisDial/Train/VisDial_image_84556.jpg', 'images/VisDial/Train/VisDial_image_119460.jpg', 'images/VisDial/Train/VisDial_image_17424.jpg', 'images/VisDial/Train/VisDial_image_65053.jpg', 'images/VisDial/Train/VisDial_image_78948.jpg', 'images/VisDial/Train/VisDial_image_7226.jpg', 'images/VisDial/Train/VisDial_image_52383.jpg', 'images/VisDial/Train/VisDial_image_52991.jpg', 'images/VisDial/Train/VisDial_image_100916.jpg', 'images/VisDial/Train/VisDial_image_97554.jpg']