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: UniDecor Fruit Strawberry Shaped Cabinet Drawer Pull Knob Ceramic 20Pcs/Lot (L: 1.50 Inch W: 1.22 Inch)
Product description: Cabinet Handle Design 1. Material: Ceramic 2. Color: Red 3. Size: L: 1.50 inch W: 1.22 inch 4. Brand: UNILOCKS
Product feature: Strawberry Shaped, Fruit Knob, Ceramic, Children Room, Children Knob
Product brand: Unilocks
Target attributes: Material
Answer: attribute: material
value: ceramic
source: product feature
attribute: material
value: ceramic
source: product title
attribute: material
value: ceramic
source: product description