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: Boys Hat Baby Boys' Birthday Crown
Product description: These Birthday BoyCrowns are hand painted. The crowns are decorated with satin, and jewels.
Product feature: Hand Made in the USA, Elastic chin strap, Shipping Information: View shipping rates and policies, ASIN: B00OBRS0D2, Date first listed on Amazon: October 9, 2014, Average Customer Review: 3.8 out of 5 stars 2 customer reviews
Product brand: Boys Hat
Target attributes: Type
Answer: attribute: type
value: hat
source: product title
attribute: type
value: crowns
source: product description
attribute: type
value: birthday crown
source: product title
attribute: type
value: hat
source: product brand