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: Minitoo QJ6107 Womens Floral Printed Black Satin Salsa Tango Ballroom Latin Monk Strap Dance Sandals 9.5 M US
Product feature: ASIN: B018KJPRHS, Date first listed on Amazon: September 10, 2016, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: Minitoo
Target attributes: Pattern
Answer: attribute: pattern
value: floral
source: product title