Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Deluxe Bed Frame Queen
Product description: 135 Size: Queen Features: -Material: Metal.-Headboard and footboard attachments.
Product feature: Include 1 queen bedframe, Metal materials, Black finish
Product brand: Bernards
Target attributes: Style
Answer: attribute: style
value: None
source: None