Represent the given dialogue about an image, which is used for image retrieval: Q:how many buildings are behind the train
A:4
Q:are they all the same size
A:no
Q:what types of buildings are they
A:brick buildings i don’t know
Q:what color is the train
A:purple with some yellow
Q:can you see any people on the train
A:no
Q:does it look like a passenger train
A:no
Q:does the train look old
A:yes
Q:can you see how many cars the train has
A:1
Q:are there any cars around the train
A:no
Q:does the train have any logos on it
A:no


['images/VisDial/Train/VisDial_image_64535.jpg', 'images/VisDial/Train/VisDial_image_122816.jpg', 'images/VisDial/Train/VisDial_image_55432.jpg', 'images/VisDial/Train/VisDial_image_109651.jpg', 'images/VisDial/Train/VisDial_image_45957.jpg', 'images/VisDial/Train/VisDial_image_60974.jpg', 'images/VisDial/Train/VisDial_image_93232.jpg', 'images/VisDial/Train/VisDial_image_62659.jpg', 'images/VisDial/Train/VisDial_image_54384.jpg', 'images/VisDial/Train/VisDial_image_28296.jpg', 'images/VisDial/Train/VisDial_image_114678.jpg', 'images/VisDial/Train/VisDial_image_52383.jpg']