Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: LG Electronics 65UB9200 65-Inch 4K Ultra HD 120Hz Smart LED TV (2014 Model)
Product description: You'll want to showcase this large screen UHD 4k resolution off. And what better way than with the LG UB9200 with LG's IPS panel that has the widest 4k viewing angle. The wide viewing angle means that your guests will enjoy clear and consistent color that remain 5 times less color shift than Samsung 4ks even at as little as 30 degrees. It's easy to access 4k streaming content through our Smart TV with content providers like Netflix, YouTube, M-GO and more!
Product feature: Refresh Rate: 120Hz (Native); Ultra Clarity Index: 1320 (Effective), Backlight: LED (Edge-Lit w/ Local Dimming), Smart Functionality: Yes, Connectivity technology: Built-in Wi-Fi, 3 HDMI, USB, LAN
Product brand: LG
Target attributes: HDTV Format
Answer: attribute: hdtv format
value: ultra hd
source: product title
attribute: hdtv format
value: 4k
source: product description
attribute: hdtv format
value: uhd
source: product description