Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Starbucks 2006 Brown Quilted Finish Ceramic Coffee Mug, 12 oz.
Product description: Starbucks 2006 Brown Quilted Finish Ceramic Coffee Mug, 12 oz. Discontinued and no longer available from Starbucks.
Product feature: Ceramic Coffee Mug, Brown Quilted Finish/Texture, 12 oz, Microwave and dishwasher safe, Discontinued and no longer available from Starbucks.
Product brand: Starbucks
Target attributes: Material
Answer: attribute: material
value: ceramic
source: product feature
attribute: material
value: ceramic
source: product title
attribute: material
value: ceramic
source: product description