Represent the given dialogue about an image, which is used for image retrieval: Q:is the pic in color
A:yes
Q:what color is the train
A:blue and white
Q:how many cars on the train can you see
A:4
Q:can you see any people
A:no
Q:can you see the engine or caboose
A:no
Q:does it appear to be a passenger train
A:yes
Q:is it a big bridge
A:yes
Q:is it a sunny day
A:no
Q:do you see any trees
A:yes
Q:does the river appear to be clean
A:can't tell


['images/VisDial/Train/VisDial_image_65390.jpg', 'images/VisDial/Train/VisDial_image_15911.jpg', 'images/VisDial/Train/VisDial_image_92407.jpg', 'images/VisDial/Train/VisDial_image_1127.jpg', 'images/VisDial/Train/VisDial_image_13472.jpg', 'images/VisDial/Train/VisDial_image_33980.jpg', 'images/VisDial/Train/VisDial_image_80778.jpg', 'images/VisDial/Train/VisDial_image_48901.jpg', 'images/VisDial/Train/VisDial_image_83401.jpg', 'images/VisDial/Train/VisDial_image_60308.jpg', 'images/VisDial/Train/VisDial_image_3089.jpg', 'images/VisDial/Train/VisDial_image_121873.jpg']