Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: T-Mobile G1 - Smartphone - 3G - WCDMA (UMTS) / GSM - touch / slide-out keyboard - Android - white - T-Mobile
Product description: phone and charger only
Product feature: nice rubberlike texture, making it easy to grip the phone, full QWERTY keyboard., Touch Screen, Android
Product brand: HTC
Target attributes: Front Camera Resolution
Answer: attribute: front camera resolution
value: None
source: None