Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: 12-piece Set Melamine Kitchen Nesting Mixing Bowls, 6 Vibrant Colorful Bowls Plus Lids
Product description: Vibrant, compact and exceptionally durable, this set of 6 Melamine Mixing Bowls is ideal for baking and food prep in the kitchen, picnics or parties outdoors. These great looking gloss finish mixing bowls are a handy addtion to any kitchen.
Product feature: Made of Melamine & BPA free! Melamine is known for its exceptional scratch, wear and impact ressistance, Set of 6 vibrantly colored nesting bowls, nest together for compact and easy storage, Tight fitting clear lids keep contents fresher for longer and are ideal for transport, Set includes 1/3, 3/4, 1-1/2, 2-1/2, 3-1/2 and 5-1/2 Quart sizes, Dishwasher safe
Target attributes: Material
Answer: attribute: material
value: melamine
source: product description
attribute: material
value: melamine
source: product title
attribute: material
value: melamine
source: product feature