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: New Brieten Women's Pointy Toe Kitten Heel Hot Dress Pumps
Product description: Ready to add a little sophistication to your look? Then graduate on to these stiletto pumps. These styles are a perfect combination of youthful colors and mature designs. Let these sleek, unique designs carry you into a new world of fashion with all the comfort. Please be free to contact us if you have any questions!
Product feature: Rubber sole, Pointed Toe, D'Orsay, Shipping Information: View shipping rates and policies, ASIN: B07BXFN2JG, Date first listed on Amazon: November 18, 2013, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: Brieten
Target attributes: Toe Style
Answer: attribute: toe style
value: pointed toe
source: product feature
attribute: toe style
value: pointy toe
source: product title