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: Katherine Victorian Collectible Porcelain Doll
Product description: Katherine wears a beautiful Victorian-era dress with a matching hat and parasol. Stunning details include a full-length skirt with ruffled tiers, lace and floral accents, and she features long brown curls under an intricately-designed hat. Lovely porcelain head, hands and feet. Includes a Certificate of Authenticity. Not a toy; for display only. Cotton, polyester, plastic and porcelain. 17"H.
Product feature: Wears a Victorian-era dress with a matching hat and parasol., Features long brown curls under hat., Porcelain head, hands and feet., Includes a Certificate of Authenticity., Not a toy; for display only. Materials: Cotton, polyester, plastic and porcelain. Measures: 17"H.
Product brand: Collections Etc
Target attributes: Hair Color
Answer: attribute: hair color
value: None
source: None