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: Candle Holders, Taper Candlesticks, 5in-13 Inch, Gold, (Assorted Set of 5)
Product description: Candlestick Holders Set of 5 13", 11", 9", 7" and 5" Tall 2.5" Base Diameter Made of Aluminum Metal Gold
Product feature: Gold
Product price: $75.00
Product brand: Afloral
Target attributes: Style
Answer: attribute: style
value: candlesticks
source: product title
attribute: style
value: candlestick holders
source: product description