Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Jack Spade Men's Tipped Mercer Polo Shirt
Product description: Our soft cotton pique polo celebrates the original polos shirt
Product feature: 100% Cotton, Imported, Button closure, Machine Wash, Contrast tipping at collar and cuffs, Slimmer, modern silhouette, Package Dimensions: 10.4 x 7 x 2.6 inches, Shipping Weight: 12 ounces, ASIN: B00GGOYGF4, Item model number: P2RU1230, Date first listed on Amazon: March 18, 2014, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 5.0 out of 5 stars 1 customer review
Target attributes: Neckline
Answer: attribute: neckline
value: pique polo
source: product description
attribute: neckline
value: polo shirt
source: product title
attribute: neckline
value: polo
source: product description