Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: FK Styles Mens Hi Viz Navy Collar Safety Work Wear High Visibility Polo T-Shirt
Product description: Mens Hi Viz Navy Collar Safety Work Wear High Visibility Button Polo T-Shirt With Reflective Tape, Filling And Lining, Conforms To En471 British Standards Ce Marked For European Safety Standards, 2 Band And Brace Super Soft And Very High Quality
Product feature: 100% polyester, Mens polo t-shirts, Hi visibility reflective t-shirts, Breathable, Workwear, 100% Polyester, Shipping Weight: 8.8 ounces, ASIN: B01AG9PQ30, Date first listed on Amazon: January 12, 2016, Average Customer Review: 4.0 out of 5 stars 1 customer review
Product brand: Fk Styles
Target attributes: Neckline
Answer: attribute: neckline
value: polo
source: product feature
attribute: neckline
value: polo
source: product description
attribute: neckline
value: polo
source: product title