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: Moonhome 'N' Lock Sealed Plastic Square Round Food Storage Containers, 5 Piece Set
Product description: Moonhome 5 piece set containers are ideal for storing a variety of dry foods. Features and Benefits: Keeps Fresh Longer - 'N' lock design and cover locks seal freshness of dry and liquid contents Easy Seal - Simply flip the handle at the the top of the container and the cover locks into place for a complete and instant seal Strong & Durable - Thick container walls durable enough for everyday use Space Saver - Modular stackable Design for saving countertop and pantry space. Also great for storage anywhere your home, garage or office needs - Square shapes maximize space-efficiency Easy Pouring - Square shaped corners allow for easy pouring Easy cleaning - Dishwasher Safe, No Lid Safe - Refrigerator and freezer safe - All containers are BPA Free - Meet LFGB and EU safety certification Set includes: - (1) 1.7 liter: square, top size: 3.9"x 3.9", height: 12" - (1) 1.7 liter: round, top diameter: 5.12", height: 7.08 - (1) 1.1 liter: square, top size:3.93" x 3.93", height: 8.07" - (1) 0.9 liter: round, top diameter: 5.12", height: 5.12" - (1) 0.4 liter: square, top size: 3.93" x 3.93", height: 4.13 D
Product feature: Great for smaller sized amounts of pantry staples such as baking mixes, cocoa, grains, beans, rice, sugar, dried fruit and more, Made of BPA-free plastic material, meet LFGB and EU safety certification; Square shapes maximize space-efficiency, 'N' lock design of the handle and cover locks, open and close easily, Container corners allow for easy pouring; the handle is removable and washable easily, Set includes: one 1.7L Container, ideal for spaghetti, linguini, lasagne; one 1.7L Container, ideal for granola, beans, licorice; one 1.1L Containers, ideal for brown sugar, nuts; one 0.9L Container, ideal for spices, dried chilies, bouillon; One 0.4L Container, ideal for seasoning, fudge
Product price: $89.99
Product brand: Moonhome
Target attributes: Material
Answer: attribute: material
value: plastic
source: product feature
attribute: material
value: plastic
source: product title