Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Scottshop Custom Mickey Mouse Window Curtain Thermal Insulated Blackout Window Curtains Drapery/Panels/Treatment Polyester Fabric 52" x 63" Inch
Product description: Scottshop The sophisticated designs window curtain allow you to decorate your windows with great styles, These window curtains keep the light out and provides optimal thermal insulation. it is soft to the touch. The window curtain can be hung in any room. Great for living room, bedroom, and kids rooms. Bring warmth and style to your home with high-quality window curtain.
Product feature: 100% polyester, Window Curtain Size 52" x 63" Inch, Soft and comfortable handing feeling. Made from 100% polyester., Has 9 holes to which rings attach. Fitted with rustproof stainless steel curtain hooks & rings, Shading coefficient:80%--90%. Prevent ultraviolet damage to human body., Waterproof, Dustproof, shading, heat insulation, Accept dry cleaning, washing and so on
Product brand: WECE
Target attributes: Light Allowance
Answer: attribute: light allowance
value: blackout
source: product title