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: ASUS FZ50VW-NS51 Gaming Laptop 6th Generation Intel Core i5 6300HQ (2.30 GHz) 8 GB DDR4 Memory 1 TB HDD 128 GB SSD NVIDIA GeForce GTX 960M 2 GB GDDR5 15.6'' Windows 10 Home 64-Bit
Product feature: NVIDIA GeForce GTX 960M 2 GB GDDR5, 6th Generation Intel Core i5 6300HQ (2.30 GHz), 8 GB DDR4 Memory, 1 TB HDD + 128 GB SSD, Windows 10 Home 64-Bit
Product price: $129.59
Product brand: Asus
Target attributes: Resolution
Answer: attribute: resolution
value: None
source: None