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: Ralph Lauren Microfine Fleece Blanket; White; Full/Queen
Product description: Ralph Lauren 100% Microfine Fleece Blanket Full/Queen Blanket 100% Polyester Machine Wash.
Product feature: Ralph Lauren Microfine Fleece Blanket, Full/Queen 90 X 90 in (229 X 229 cm)
Product brand: RALPH LAUREN
Target attributes: Fabrication
Answer: attribute: fabrication
value: None
source: None