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: CANARM LTD. ICH367A03ORB London 3 Bulb Chandelier Light, Oil Rubbed Bronze
Product description: CANARM LTD. Style London 3-light Chandelier Light. This London collection 3-light chandelier by Canarm LTD. features traditional styling with a contemporary flair. The oil rubbed bronze finish and flat opal glass provides a pleasing contrast of dark finish against white glass adding depth and character to your decor. Uses 3 100-Watt bulbs, type A19. (Not included) Height 23-1/2-Inch Width 22-Inch Includes 5-Foot chain with 6-Foot cord. Limited Lifetime Warranty. Canarm has a long and successful history of supplying lighting and ceiling fans. They work diligently to create a comprehensive selection of styles and designs as well as maintaining high standards of product quality and value.
Product feature: Traditional styling with a contemporary flair and a pleasing contrast of dark finish against white glass that adds depth and character to your decor, 3-light Chandelier with Oil Rubbed Bronze finish, Uses 3 100-Watt bulbs, type A19 (Not included), Size: Height 23-1/2-Inch Width 22-Inch, Flat opal glass, Matching collection: London
Product brand: Canarm
Target attributes: Number of Lights
Answer: attribute: number of lights
value: 3 bulb
source: product title
attribute: number of lights
value: 3-light
source: product feature
attribute: number of lights
value: 3-light
source: product description