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: Tango Loudmouth Mens Golf Shorts
Product description: Loudmouth Golf's windshirts are the perfect compliment to your Loudmouth solid pants or favorite denim. Great for cool weather on and off the course. Available in 15+ designs in fun wild prints and bright solid colours.
Product feature: 97% cotton, 3% spandex, Cotton-spandex fabric blend offers breathable comfort and flexibility, 8 front pockets, 2 back pockets, Knee length, 11" inseam, Fits true to size
Product brand: Loudmouth Golf
Target attributes: Active Style
Answer: attribute: active style
value: golf
source: product brand
attribute: active style
value: golf
source: product title
attribute: active style
value: golf
source: product description