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: Gary Majdell Sport Mens White Varsity Aussie Rower Boxer Swimsuit Size Medium
Product feature: Product Dimensions: 8.9 x 6.9 x 1.8 inches, Shipping Weight: 3.2 ounces, ASIN: B001IV8UM0, Item model number: 8291WHT_Medium, Date first listed on Amazon: May 10, 2013, Average Customer Review: 2.9 out of 5 stars 7 customer reviews
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None