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: Master Collection Assisted Opening Rescue Tactical Pocket Folding Collection Knife Outdoor Survival Camping Hunting w/ Dragon Design - Blue
Product description: SPRING ASST. FANTASY FOLDING KNIFE 4.5" CLOSED 3.5" BLACK STNAILESS STEEL BLADE SILVER FLAME PATTERN ON BLADE BLUE ALUMINUM HANDLE LASERED SILVER CD DRAGON ON FRON HANDLE WITH POCKET CLIP
Product feature: 3.5" BLACK STNAILESS STEEL BLADE, Fast & smooth operating spring assisted knife, Stainless steel removable Belt metal clip for carry, Open length: 8" Closed Length: 4.5" Blade Length: 3.5", Made by Surgical Steel, High Quality & Last Long
Product price: $8.20
Product brand: Master Collection
Target attributes: Type
Answer: attribute: type
value: folding
source: product description
attribute: type
value: folding
source: product title