Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: Lee Hiller Designs 50s Retro Print - Retro 50s Atomic Tiki Print Bronze Turquoise - set of 8 Coasters - Soft (cst_4965_2)
Product description: Retro 50s Atomic Tiki Print Bronze Turquoise Coaster is a great complement to any home dcor. Soft coasters are 3.5" x 3.5", are absorbent, and can be washed. Ceramic coasters are 4.25" x 4.25", non absorbent and come with felt corner pads. Available in sets of 4 and 8.
Product feature: Dimensions (in inches): 3.5 H x 3.5 W x 1/4 D, Comes in a set of 8 - same image on all coasters, Washable - to prevent image from fading clean with mild detergent using cool water, Absorbs moisture, Made of recycled rubber, Get free shipping on this item when you spend $99.00 or more on Qualifying items offered by 3dRose LLC. Here's how (restrictions apply), Purchase: 15 items and receive 5% off; 20 items and receive 7% off; 25 items and receive 10% off; 50 items and receive 15% off; 100 or more items and receive 20% off. Items may differ. Here's how (restrictions apply)
Product price: $14.99
Product brand: 3dRose
Target attributes: Quantity
Answer: attribute: quantity
value: 8 coasters
source: product title