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: UltraClub Adult Long-Sleeve Classic Pique Cotton Polo
Product feature: cotton, 100% preshrunk cotton, 6.2-oz, Relaxed fit, Taped neck and side vents, Half-moon patch; Wood-tone buttons, 1 x 1 rib knit collar and cuffs, Shipping Information: View shipping rates and policies, ASIN: B07CJS3GH4, Date first listed on Amazon: August 17, 2012, Average Customer Review: 3.1 out of 5 stars 3 customer reviews
Product price: $15.39 - $32.29
Product brand: UltraClub
Target attributes: Sleeve Style
Answer: attribute: sleeve style
value: long-sleeve
source: product title