Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: 10k Yellow Gold I Love You Breakable Broken Heart Pendant Charm
Product description: This stunning breakable heart pendant is inscribed with the most popular and touching three word phrase "I Love You". This pendant is skillfully crafted to keep the perfect appearance when separated, as it comes apart in half to be able to give a loved one to show that you both are inseparable no matter the distance between the two. It boasts stylishly etched background and only the highest quality gold is used to create this charming pendant. Proudly made in the USA!
Product feature: romantic love inspired breakable heart pendant etched with words I love you for that special someone, finely crafted with solid 10 karat yellow gold in perfect polished, comes with free special gift packaging, made in the USA yet offered at factory-direct jewelry price, ships within 24 hours from the manufacturer directly to the customers themselves, You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition., Read the full returns policy, Go to Your Orders to start the return, Print the return shipping label, Ship it!, Covers damge and loss of stones regardless of size or quality, Seamless, Secure Service: Every jewelry piece is monitored from the moment it arrives, Superior Repair Experience: Our expert jewelry craftsmen have repaired and restored millions of pieces of jewelry over 27 years, No deductibles or additional fees. Easy claims online or by phone. Contract is emailed to you within hours of your purchase., Fully Transferable. 100% refund within first 30 days, What's Covered: mechanical and electrical failures during normal use, 100% parts and labor, Get fast repairs or replacements from SquareTrade, an Allstate company, 24/7 customer support, free shipping for all repairs, no deductibles or hidden fees, Cancel anytime, full refund in first 30 days, fully transferable with gifts, SquareTrade Protection Plans are only valid for new or Amazon certified refurbished products purchased at Amazon in the last 30 days. By purchasing this Protection Plan you agree to the Protection Plan Terms & Conditions (http://www.squaretrade.com/terms-standard). Your Protection Plan Terms & Conditions will be delivered via email within 24 hours of purchase, Covers damge and loss of stones regardless of size or quality, Seamless, Secure Service: Every jewelry piece is monitored from the moment it arrives, Superior Repair Experience: Our expert jewelry craftsmen have repaired and restored millions of pieces of jewelry over 27 years, No deductibles or additional fees. Easy claims online or by phone. Contract is emailed to you within hours of your purchase., Fully Transferable. 100% refund within first 30 days, Package Dimensions: 2.1 x 1.6 x 0.6 inches, Shipping Weight: 0.16 ounces ( View shipping rates and policies ), ASIN: B00B0ZME08, Item model number: LWR-PT408-10, Date first listed on Amazon: January 14, 2013, Average Customer Review: 5.0 out of 5 stars 3 customer reviews
Product price: $16.99
Product brand: Unknown
Target attributes: Shape
Answer: attribute: shape
value: heart
source: product feature
attribute: shape
value: heart
source: product title
attribute: shape
value: heart
source: product description