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: Ushio BC1339 3000140 - CF13D/841 Double Tube 2 Pin Base Compact Fluorescent Light Bulb
Product description: 13 watt - 59 volt - T4 - 2-pin (g23-2) base - 4,100K - 800 series - cool white - double tube - ultra-d | ushio compact fluorescent light bulb.
Product feature: Color/finish: cool white, Color temperature: 4,100K, Average lifetime: 10000 hours, Lumens (light output): 780
Product price: $5.50
Product brand: Ushio
Target attributes: Type
Answer: attribute: type
value: fluorescent
source: product description
attribute: type
value: compact fluorescent
source: product title