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: Nine West Women's Plus-Size Seersucker-Stripe Skirt
Product feature: 53% Cotton/44% Polyester/3% Elastane, Imported, Dry Clean Only, Striped pencil skirt featuring elasticized insets at waistband and concealed zipper closure at back, Package Dimensions: 11.9 x 6.6 x 2.8 inches, Shipping Weight: 8.8 ounces, ASIN: B00TGA9TF2, Item model number: 10563004, Date first listed on Amazon: April 9, 2015, Average Customer Review: 3.0 out of 5 stars 1 customer review
Target attributes: Pattern
Answer: attribute: pattern
value: stripe
source: product title
attribute: pattern
value: striped
source: product feature