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: Craftmade KAP54BNK3 Ceiling Fan with Blades Included, 54"
Product description: There are many companies that offer lighting and fans, but only one Craftmade. No one else brings our experience, knowledge, training, design and dedication. Its whats built our reputation and sets us apart.
Product feature: 54`` Ceiling Fan with Blades Included from the Kapiz collection, Style: transitional light Type: Ceiling fans, Finish: Brushed Polished Nickel, Safety rating: cULus and
Product brand: Craftmade
Target attributes: Fan Size
Answer: attribute: fan size
value: 54"
source: product title