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: Danze DH220677BN Adonis Single Handle Lavatory Faucet, Brushed Nickel
Product description: Danze, Inc is a manufacturer of premium showerheads, faucets, bath accessories and vitreous china fixtures. Danze faucets were first available in 2001. The product line has rapidly developed to include over 1,500 decorative products including 15 collections of faucets for the bath, over 100 faucets for the kitchen and entertainment areas, 10 collections of matching bath accessories and an impressive line of spectacular brass shower products featuring over 130 styles of showerheads and unusual shower arms. Each product is backed with a limited "lifetime" warranty against defect; the company provides immediate access through toll free telephone to assist customers with technical, installation or other questions seven days a week. Danze products offer as standard such quality features as ceramic valves, heavy pattern brass construction, lead free waterways meeting the requirements of the ANSI/NSF 61 and a wide variety of durable and decorative finishes., For nearly 20 years, the kitchen and bath industry has known Danze as a leader in product design and beautiful styling. What industry professionals and homeowners may not have known is that Danze has a sister company, Gerber an 85-year-old manufacturer of some of the highest performing, most reliable products on the market. To best meet the diverse and ever-changing needs of home products, Danze has transformed to be Danze by Gerber, a perfect blend of the handcrafted, trusted performance of Gerber on the inside and beautiful design on the outside. The Danze by Gerber product combination can be found in a range of kitchen and bath faucets, bath accessories and shower systems. A thoughtful balance of form and function. Inspired, beautiful design on the outside. Handcrafted, trusted performance on the inside. A combination that results in true value and commitment. You can call it a breath of fresh air. We call it Danze by Gerber.
Product feature: Single hole mount lavatory faucet, Ceramic disc valve provides a tight seal for drip free performance and ensures durability over time, Includes touch-down drain assembly, Features laminar aerator that ensures a clear and crisp water stream, Spout measures 4 1/2 Inch high and 4 3/4 Inch long
Product brand: Danze
Target attributes: Bathroom Faucet Type
Answer: attribute: bathroom faucet type
value: lavatory faucet
source: product feature
attribute: bathroom faucet type
value: lavatory faucet
source: product title