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: Lindsay Phillips Liz Navy Canvas Size 9 SwitchFlop Women's Ballet Flat
Product description: In the 1950s Coco Channel introduced the ballet flat, once worn only by dancers, into world of versatile, everyday fashion. Now Lindsay Phillips, designer of the SwitchFlops collection, has introduced a line of classic ballet flats with interchangeable fashion buttons that let you can change your look in a snap. Pair them with skirts, jeans, trousers, or shorts for a look that is perfect for any occasion.
Product feature: Synthetic, Synthetic sole, Navy Canvas upper with zipper-edge flower snap, Wear with any Interchangeable Lindsay Phillips snap, Slip resistant rubber sole, Elasticized top line for a perfect fit, Padded lining for comfortable inner sole, Package Dimensions: 11.7 x 5.1 x 4.5 inches, Shipping Weight: 14.4 ounces, ASIN: B0075R54O8, Date first listed on Amazon: February 5, 2012, Average Customer Review: 3.0 out of 5 stars 1 customer review
Product brand: Lindsay Phillips Switchflops
Target attributes: Heel Height
Answer: attribute: heel height
value: flat
source: product title
attribute: heel height
value: flat
source: product description
attribute: heel height
value: flats
source: product description