Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: Mitsubishi WD57732 57 Inch Medallion Series DLP Rear Projection HDTV
Product description: Mitsubishi LT-40133 40" 1080p LCD HDTV
Product feature: 57" widescreen HDTV (16:9 aspect ratio), built-in digital (ATSC) and analog (NTSC) tuners for over-the-air TV broadcasts (antenna required), built-in digital cable TV tuner receives programs without a set-top box (cable service required; CableCARD required to view scrambled programs), Smooth Picture 1080p DLP system (1920 x 1080 pixels), Dark Detailer dynamic iris for deeper blacks and better contrast
Product brand: Mitsubishi
Target attributes: Depth
Answer: attribute: depth
value: None
source: None