Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Nordic Ware Microwave Safe 6" Bowl - Set of 2
Product description: Isn't it about time you had some quality bowls? The NordicWare 2pk Soup/Cereal Bowls are for you. These bowls are built for high heat, making them microwavable and durable. NordicWare 2pk Soup/Cereal Bowls: Specifications Shape: Round Color: Beige Pattern: Solid Features: BPA Free Number of Pieces: 2 Material: Melamine Assembled Product Dimensions (L x W x H): 6.25 x 6.25 x 2.50 IN
Product feature: BPA-free and Melamine-free Plastic, Set of 2 microwave safe bowls, 6" wide, Made in USA, Top-rack dishwasher safe
Product price: $9.49
Product brand: Nordic Ware
Target attributes: Set Size
Answer: attribute: set size
value: number of pieces: 2 material
source: product description
attribute: set size
value: 2pk
source: product description
attribute: set size
value: set of 2
source: product title
attribute: set size
value: set of 2
source: product feature