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: Samsung S3 Mini I8200 Black - Factory Unlocked Phone - Retail Packaging
Product description: New Samsung S3 mini 8gig memory internal/Wi-Fi/hotspot/gaps/GSM 850/900/1800/1900; HSDPA 850/1900/2100 MHz Super AMOLED capacitive touchscreen, 16M colors Size 480 x 800 pixels, 4.0 inches Camera 5 MP, 2592 1944 pixels, autofocus, LED flash CPU 1.2 GHz dual-core Cortex-A9 Android.
Product feature: GSM 850/900/1800/1900; HSDPA 900/1900/2100, Super AMOLED capacitive touchscreen, 16M colors 480 x 800 pixels, 4.0 inches (~233 ppi pixel density), 5 MP camera with led flash Geo-tagging, touch focus, face and smile detection, panorama
Product brand: Samsung
Target attributes: Display Resolution
Answer: attribute: display resolution
value: 480 x 800
source: product description
attribute: display resolution
value: 480 x 800
source: product feature