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: French Connection Men's Coolibah Jersey Tank
Product feature: 100% Cotton, Imported, Machine Wash, Small, single chest pocket, Soft and light weight, Package Dimensions: 11.6 x 7.2 x 1.2 inches, Shipping Weight: 6.4 ounces, ASIN: B00C7KSY90, Item model number: 56GK9, Date first listed on Amazon: July 2, 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: 3.0 out of 5 stars 1 customer review
Target attributes: Sleeve Style
Answer: attribute: sleeve style
value: tank
source: product title