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: Omega Vertical Juicing System VSJ843RR, Red
Product description: The *NEW* Omega Vert, Model VSJ843RR Red Juicer, low speed 43RPM squeezing juicer system. The new motor rotates at 43 revolutions per minute (RPM), approximately 50% the speed of the original vertical masticating (low speed) juicers. The tighter fit tolerance of the new dual-edge auger strains more juice and breaks down fiber to a palatable level for a smoother, nutrient-dense juice. This gentle squeezing action keeps healthy enzymes intact; reduces heat build-up, delays the oxidation process, and increasing the juice's shelf life. Squeeze juice from fruits, vegetables, leafy greens, even wheatgrass. Make nut milks. Automatic pulp ejection, so you can juice continuously. The AUTO-CLEANING system keeps the screen clear, increasing the machines efficiency. After you are finished juicing, the AUTO-CLEANING system minimizes the clean-up process. The vertical design is compact, contemporary and productive. With the Omega VSJ843RR, form and function combine to give you the highest degree of extraction and the healthiest possible juice. The VSJ843RR, Juicer is the newest, lowest speed vertical masticating juicer in Omega's offering.
Product feature: The tighter fit tolerance of the new dual-edge auger strains more juice and breaks down fiber to a palatable level for a smoother, nutrient-dense juice. This gentle squeezing action keeps healthy enzymes intact, reduces heat build-up, delays the oxidation process, and increasing the juice's shelf life. Squeeze juice from fruits, vegetables, leafy greens, even wheatgrass or make nut milks. Automatic pulp ejection, so you can juice continuously., The AUTO-CLEANING system keeps the screen clear, increasing the machines efficiency. After you are finished juicing, the AUTO-CLEANING system minimizes the clean-up process., The vertical design is compact, contemporary and productive. With the Omega VSJ843RR, form and function combine to give you the highest degree of extraction and the healthiest possible juice., The VSJ843RR, Juicer is the newest, lowest speed vertical masticating juicer in Omega's offering.
Product brand: Omega Juicers
Target attributes: Type
Answer: attribute: type
value: masticating
source: product description
attribute: type
value: masticating
source: product feature
attribute: type
value: auger
source: product feature