Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Naturalizer Women's Stella Dress Pump
Product description: The Stella pump features a round toe with a contrast-textured strap with a metal-hardware accent. Naturalizer's unique N5 Comfort Elements provide cushion, balance, and breathability. Non-slip outsole., Naturalizer was one of the first shoe brands that women could turn to for the feminine style they coveted and the comfort they thought was impossible to attain. Naturalizer's fresh, unpretentious designs are a smooth fit with your wardrobe, your life and your own unique style. Naturalizer promises style that makes you look good and feel good - always.
Product feature: 100% Synthetic, Imported, Synthetic sole, Simply-stated pump with buckle at toe and low block heel, N5 comfort system, Package Dimensions: 12.1 x 6.4 x 3.9 inches, Shipping Weight: 1.85 pounds, ASIN: B00L89T94U, Item model number: Stella, Date first listed on Amazon: December 16, 2014, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 3.4 out of 5 stars 47 customer reviews
Product brand: Naturalizer
Target attributes: Style
Answer: attribute: style
value: pump
source: product description
attribute: style
value: pump
source: product title
attribute: style
value: pump
source: product feature