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: Large Pearl Hand Carved Wooden Chess Set Wood
Product feature: King -3.25" tall Queen - 3.00" tall Bishop - 2.75" tall Knight - 2.50" tall Rook - 2.00" tall Pawn 1.50" tall Base chessmen -1,00" Playing Squares 1.75" Size board 16" x 16" Weight- 3.0 Lb, Model chess # 133, Hand crafted in Poland.
Product brand: WEKAM
Target attributes: Play Time
Answer: attribute: play time
value: None
source: None