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: New Mens Distressed Navy Blue with Contrast Light Blue Lace Wing Tip Dress Shoes Lightweight Oxfords
Product description: Unique Distressed Look to an Everyday Oxford! Featuring Contrast Laces and inner Lining. A Lightweight pair of shoes perfect for everyday!
Product feature: Synthetic, Distressed Toe, Contract Lace and Lining, Padded Insole, Non Slip Rubber Sole, Designer Inspired, Shipping Weight: 5 pounds, ASIN: B00EO9L5RK, Item model number: TY-13200Navy, Date first listed on Amazon: July 26, 2013, Average Customer Review: 4.0 out of 5 stars 1 customer review
Product brand: Tony's
Target attributes: Type
Answer: attribute: type
value: shoes
source: product description
attribute: type
value: shoes
source: product title