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: Stanchion Set - (2) 39"h Matte Black and Chrome Stanchion Posts with a 78" Red Velvet Rope w/Polished Chrome Hooks
Product description: This deluxe stanchion set comes complete with (2) matte black and chrome accented crowd control posts and (1) 78 red velvet rope. The non marking and rubberized bases of these stanchions will keep your floors protected. The 15lb stanchion bases are weighted and very stable. Each 39 tall stanchion is constructed of black powder coated steel with an elegant chromed top design accent. The 4-way adaptor expands layout possibilities and makes it easy to change configurations on the fly. The included 78 red velvet rope has a crush resistant foam core and polished chrome end hardware. When rope is hung from posts it creates a perfect 6 foot span.
Product price: $97.99
Product brand: Displays2go
Target attributes: Barrier Type
Answer: attribute: barrier type
value: stanchion
source: product description
attribute: barrier type
value: stanchion
source: product title
attribute: barrier type
value: stanchions
source: product description