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

Input:
Product title: White Polka Dot On Black Unisex Scarf - Scarf
Product feature: One Size - 70cm x 180cm, 35% Cotton/ 65% Viscose, Variations Available, search for "LissKiss Polka Dot", Same Day Shipment, Wide Range Of Colors, Shipping Information: View shipping rates and policies, ASIN: B016FT0CP2, Item model number: SF003478, Date first listed on Amazon: October 10, 2015, Average Customer Review: 3.6 out of 5 stars 2 customer reviews
Product price: $22.99
Product brand: LissKiss
Target attributes: Pattern
Answer: attribute: pattern
value: polka dot
source: product feature
attribute: pattern
value: polka dot
source: product title