Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: Elkay DSESR127222 Dayton Elite 20 Gauge Stainless Steel Single Bowl Dual/Universal Mount Kitchen Sink, 27 x 22 x 8.0625"
Product description: Product height: 10.69product Min WIDTH: 26.44product depth: 30.8120 gauge stainless steel 27in. X 22in. X 8.0625in. Single bowl dual/universal mount kitchen sink Dayton offers a complete line of sinks, drains and accessories. From undermount, universal or top mount styles, Dayton sinks come in nearly every size and configuration, and offer product lines and packages to meet every budget. All backed with the quality assurance of domestic manufacturing and customer care that i.
Product feature: Type - single bowl dual/Universal mount kitchen sink, Installation Type - dual/Universal mount, Finish - elite Satin
Product price: $6.42
Product brand: Elkay
Target attributes: Material
Answer: attribute: material
value: stainless steel
source: product description
attribute: material
value: stainless steel
source: product title