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: Original Penguin Men's Prince Of Whale Blazer
Product feature: 70% Fiber/30% Wool, Dry Clean Only, Functioning buttons at cuff, Lined interior through sleeve, Double spilt at rear, Package Dimensions: 16.8 x 11.5 x 2.8 inches, Shipping Weight: 1 pounds, ASIN: B00DNNSADK, Item model number: OPJF3052, Date first listed on Amazon: September 23, 2013, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 4.5 out of 5 stars 2 customer reviews
Target attributes: Style
Answer: attribute: style
value: None
source: None