Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: POP Up greeting card 3D architect London Tower Bridge UK
Product description: Made from Japanese Kishu and Italian Fedrigoni paper and created by using over 10 folds, cuts and small hand added elements, every single card evidences our high quality standards. The enclosed motif, which unfolds on opening the card, is what makes our cards special. Designed with the techniques of the origami architecture invented in Japan in the 1980s, we aim to not only create greeting cards but tiny works of art. Dont just send a card, send LIN pop up art! Comes with envelope and cellophane wrapped
Product feature: Format: 6 x 7.8 inches, Colour on the outside: blue , Colour inside: cream, Handmade from high quality paper (Kishu, Fedrigoni)., An ideal gift card for a trip to London or for architecture enthusiasts., On Opening, the motif jumps to life in 3D., Comes with envelope and is cellophane wrapped.
Product price: $14.90
Product brand: LIN Pop Up Cards
Target attributes: Quantity
Answer: attribute: quantity
value: None
source: None