Represent the given dialogue about an image, which is used for image retrieval: Q:what kind of barrier is it 
A:it is a red metal stopper for the train to bump against
Q:is it a passenger train
A:yes
Q:can you see any cars
A:yes
Q:is it daytime
A:yes
Q:how many cars can you see
A:about 3
Q:is the sky clear
A:yes
Q:what color are the cars
A:yellow
Q:is it sunny
A:yes
Q:can you see trees
A:no
Q:can you see any other plants
A:no


['images/VisDial/Train/VisDial_image_59686.jpg', 'images/VisDial/Train/VisDial_image_70345.jpg', 'images/VisDial/Train/VisDial_image_88115.jpg', 'images/VisDial/Train/VisDial_image_87870.jpg', 'images/VisDial/Train/VisDial_image_57733.jpg', 'images/VisDial/Train/VisDial_image_11956.jpg', 'images/VisDial/Train/VisDial_image_2148.jpg', 'images/VisDial/Train/VisDial_image_104690.jpg', 'images/VisDial/Train/VisDial_image_17393.jpg', 'images/VisDial/Train/VisDial_image_97610.jpg', 'images/VisDial/Train/VisDial_image_60980.jpg', 'images/VisDial/Train/VisDial_image_102226.jpg']