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: Poinisettia Wreath House Flag - 28" x 40" - 2 Sided Message
Product description: Poinisettia Wreath House Flag - 28" x 40" - 2 Sided Message
Product feature: Poinsettia Wreath Flag Size: 28" x 40", Reads correctly on both sides, Rich vibrant colors, Durable silky soft fabric
Product price: $10.00
Product brand: Flag Trends
Target attributes: Season
Answer: attribute: season
value: None
source: None