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

Input:
Product title: Pfaltzgraff Winterberry Square Appetizer Plate (4-Inch, Set of 4)
Product description: Our Winterberry appetizer plate is perfect for hor d'ouevres, snacks or late night treats. Microwave and dishwasher safe. Set of 4 appetizer plates, each measure 4 inch square.
Product feature: Classic holiday Winterberry pattern, Set of 4 appetizer plates, each measure 4 inch square., Made of high quality stoneware, Styling allows for display as well as functional use, Use & Care: Microwave and dishwasher safe
Product price: $16.99
Product brand: Pfaltzgraff
Target attributes: Season
Answer: attribute: season
value: None
source: None