Represent the given dialogue about an image, which is used for image retrieval: Q:this is an outside photo
A:yes
Q:is it in color
A:yes
Q:what is the cylinder thing
A:gas tank
Q:is it on a train bed
A:yes
Q:is it a large gas tank
A:yes
Q:what color is it
A:silver
Q:what color is the train
A:i see orange
Q:can you see trees
A:yes
Q:can you see the sky
A:yes
Q:can you see the ground
A:yes


['images/VisDial/Train/VisDial_image_12598.jpg', 'images/VisDial/Train/VisDial_image_77523.jpg', 'images/VisDial/Train/VisDial_image_95206.jpg', 'images/VisDial/Train/VisDial_image_74551.jpg', 'images/VisDial/Train/VisDial_image_54477.jpg', 'images/VisDial/Train/VisDial_image_70797.jpg', 'images/VisDial/Train/VisDial_image_63112.jpg', 'images/VisDial/Train/VisDial_image_8316.jpg', 'images/VisDial/Train/VisDial_image_40038.jpg', 'images/VisDial/Train/VisDial_image_65802.jpg', 'images/VisDial/Train/VisDial_image_5983.jpg', 'images/VisDial/Train/VisDial_image_81408.jpg']