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: Thenice Women Print Tops Blouse Casual Long Sleeve T-shirts
Product description: High Quality, Sexy, Charming, Fashionable & Comfortable. Package Content:1 x Women's Cool Fashion Blouse
Product feature: Material: Cashmere,Cotton Blend, Length 76cm, Sleeve 53cm, Bust 98-120cm, One size in different colors/pattern for choosing, Machine Washable cold,do not iron, Shipping Information: View shipping rates and policies, ASIN: B00VE0ZMNA, Date first listed on Amazon: March 30, 2015, Average Customer Review: 3.1 out of 5 stars 2 customer reviews
Product price: $17.99
Product brand: Thenice
Target attributes: Sleeve Style
Answer: attribute: sleeve style
value: long sleeve
source: product title