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: Old World Christmas Ornaments: Alligator Glass Blown Ornaments for Christmas Tree (12126)
Product description: Alligators are living fossils that can be traced back - million years. Members of the crocodile family, their name comes from the Spanish word for lizard el largato. Over a million alligators live in the southern United States. They are considered to be very clever and are fast learners.
Product feature: ORNAMENTS FOR CHRISTMAS TREE: Hand crafted in age-old tradition with techniques that orginated in the 1800s, CHRISTMAS DECORATIONS: Molten glass is mouth-blown into finely carved molds, UNIQUE GIFTS: Ornaments are all hand-painted and glittered in a series of labor-intensive steps to achieve the beautiful creations, ALLIGATOR ORNAMENT: Traditionally designed, hand-crafted ornaments, SIZE: Ornament Dimensions in Inches: 1.5 x 5 x 1.75
Product price: $13.99
Product brand: Old World Christmas
Target attributes: Material
Answer: attribute: material
value: glass blown
source: product title
attribute: material
value: glass
source: product feature