Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Yala BS400.QNRAIN BambooDreams Sheet Set, Queen, Rain
Product description: BSQ - queen rain bamboodreams sheet set (BQS900) 71x15x60-inches. Viscous from bamboo. Top and fitted sheet.
Product feature: Twill, Imported, This is a sheet set and the product have been viscous from bamboo, Available in rain color, Available in queen size
Product price: $238.00
Product brand: Yala
Target attributes: Thread Count
Answer: attribute: thread count
value: None
source: None