Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: 600 TC Egyptian Cotton Duvet Cover Set - Solid Color - Queen-King by HCB, King Ivory
Product description: Egyptian cotton is world renowned for its superior quality. This duvet cover set features a popular solid color fabric. The high 600 thread count fabric creates a softer feel and more pleasing sleep experience. Duvet Cover Set available in Queen and King
Product feature: Five Colors: Burgundy, Gold, Ivory, Taupe and White, Queen Set includes qty. 1 Duvet Cover 88x90 inches and qty. 2 standard Pillow Shams 20x26 inches, King Set includes qty. 1 Duvet Cover 102x90 inches and qty. 2 king 20x36 Pillow Shams, Made of 100% Egyptian cotton, Easy Care: Machine Washable
Product brand: HCB
Target attributes: Type
Answer: attribute: type
value: duvet cover set
source: product description
attribute: type
value: set
source: product feature
attribute: type
value: duvet cover set
source: product title