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: 925 Sterling Silver Rhodium-plated Polished Low 5mm Round Aquamarine Ring
Product description: 925 Sterling Silver Rhodium-plated Polished Low 5mm Round Aquamarine Ring by Stackable Expressions Size 7. Stackable Expressions is a simple and stylish assortment of pendants, bangles and rings to adorn your hand and express your own style, your family and your personality. The Stackable Expressions rings were selected to ensure that all fit together nicely and will have a luxurious feel when worn. There are endless combinations possible to cultivate thousands of unique and personal designs. Every ring in the assortment is available in whole sizes 5 through 10. Comes in a beautiful gift Box. All Colored Stones Have Been Treated to Produce and Enhance Color: Amethyst - Heat Treated || Aquamarine - Heat Treated || Citrine - Heat Treated || Emerald - Resin/Oiling || Garnet - Not Enhanced || Onyx - Dyed || Opal - Impregnation/Dyed/Heat || Peridot - Not Enhanced || Pearls - Bleached/Dyed || Pink Tourmaline Heat Treated || Quartz - Heat Treated/Irradiated || Ruby - Heat Treated || Sapphire - Heat Treated || Tanzanite - Heat Treated || Topaz Irradiated || Zircon Heat-treated || Blue, Green & Yellow Diamond Irradiated || Black, Red & Brown Diamond Heat Treated/Irradiated
Product feature: 100% Satisfaction Guaranteed, 30 Day Money Back Guarantee, Free Jewelry Gift Box, Upto 60% Off Retail, Stackable Expressions Collection, ASIN: B00CK4IV96, Date first listed on Amazon: April 28, 2013, Average Customer Review: 4.3 out of 5 stars 2 customer reviews
Product brand: Venture Stackable Expressions Collecton
Target attributes: Silhouette
Answer: attribute: silhouette
value: stackable
source: product feature
attribute: silhouette
value: stackable
source: product brand
attribute: silhouette
value: stackable
source: product description