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: Satin Sheet Set by Malouf Twin XL Platinum
Product description: The Black Line by Malouf offers a supremely soft feel and serene luster. The smooth satin weave gives a lightweight drape and silken touch.
Product feature: Supremely soft feel and luxurious luster, Smooth satin weave for a lightweight drape and silken touch, Deep pockets accommodate mattress depths from 6 to 18 inches, Fully elasticized fitted sheet guarantees a secure fit, Easy care fabric is stain and wrinkle resistant
Product brand: woven
Target attributes: Thread Count
Answer: attribute: thread count
value: None
source: None