Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Converse Chuck Taylor Ballet Lace Women's Shoes Black
Product description: Enjoy the convenience of versatility with the Converse Chuck Taylor Ballet Lace!The retro styling of the Converse Chuck Taylor All Star sneaker will never go out of style - and this one boasts a lightweight, feminine design.Slip on the Dainty Ballet low top sneaker into your casual wardrobe and make it your own.Canvas upper. Slip-on design with decorative laces.Elastic panel holds tongue down to provide no-slip walking.Rubber cap toe. Canvas lining.Slim, lightweight, vulcanized rubber sole.
Product feature: Canvas, Converse, Womens, Athletic Sneakers, Black, Product Dimensions: 11 x 4 x 7 inches, Shipping Weight: 3 pounds ( View shipping rates and policies ), ASIN: B00X6C54GE, Item model number: 547163F, Date first listed on Amazon: May 5, 2015, Average Customer Review: 4.6 out of 5 stars 3 customer reviews
Product price: $70.00
Target attributes: Silhouette
Answer: attribute: silhouette
value: ballet
source: product title
attribute: silhouette
value: ballet
source: product description