Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Smartbuy 200-disc 25GB 6x BD-R Blu-Ray White Inkjet Hub Printable Blank Media Disc + Black Permanent Marker
Product description: Smartbuy Features:, Blu-ray disc has up to 5 times the storage capacity of a standard recordable DVD disc, suitable for recording, and playback high definition (HD) video contents., High Capacity: 25GB., Hard Protective Layer Coating., Extremely long archival life., Excellent playback performance., High definition television recording., Digital asset management and professional storage., Complies with Blu-ray Disc Recordable Format Version 1.3 for use with drives or records that support 25GB Blu-ray Disc., Precautions:, 1. Avoid fingerprints, dust and other soiling on the disc. The disc can be cleaned with a soft, lint-free cloth. Don't use any solvents or protective liquid., 2. Do not hit the edge of the disc., 3. Protect the disc from excessive heat, moisture and direct sunlight., 4. Please use soft felt-tip pens to label the disc., Marker and Pen Features:, Pen with permanent safe ink specially designed for writing on discs., This marker is water based., After longer periods without use, it may need to be slightly moistened to allow smoother ink flow., Permanent and non-toxic., Perfect for writing on any CD/DVD/BD surface.
Product feature: AAA grade quality. 5gb 6x Bd-r Blu-ray Single Layer White Inkjet Hub Printable. Can use marker write on the top surface of disc. Can label the disc., Large capacity! Save multiple video/audio/photo/image/all other data in high definition and high resolution! Share your favorite videos & photos with families & friends in 1080p HD or in the best quality, but only at relatively low cost per megabyte. Compatible with most BD-R 4X or 6X writers and burners from Sony, Panasonic, Pioneer, Philips, LG and many more. Backup your digital files & data before they got deleted accidentally., Preserve important files with this write-once disc. Long-term data archiving and storage life time. Burning time takes about 15-25 minutes when used with 6X or higher capable BD-R writers or burners. No groove White Inkjet Hub Printable surface top. Use CDs/DVDs color inkjet printers to print directly on disc., Quantity: 200 Pcs Total. Packing: CakeBox/Spindle., FREE Black Permanent Marker (Included): 1 PCS
Product price: $87.99
Product brand: Smartbuy
Target attributes: Capacity
Answer: attribute: capacity
value: 25gb.
source: product description
attribute: capacity
value: 25gb
source: product title
attribute: capacity
value: 25gb
source: product description