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: Dr. Seuss' Scented Stackable Highlighter
Product description: Fun With Dr. Seuss. Celebrate some of our all time favorite children's books with a Dr. Seuss' Scented Stackable Highlighter. Dr. Seuss markers are perfect favors for Read Across America gatherings, summer reading programs, and classroom events! Dr. Seuss highlighter is approximately 7 1/2. Highlighter includes images from: "Green Eggs and Ham, Horton Hears a Who!, One Fish Two Fish Red Fish Blue Fish, The Cat In The Hat" and more! Colors include yellow, green, pink, orange, and blue. Commemorate the works of Dr. Seuss with fantastic stationery, favors, gifts, and treats. Stock up on the Dr. Seuss party supplies you need to celebrate reading any time of the year!
Product feature: synthetic, Dr. Seuss highlighter is approximately 7 1/2 ″, Highlighter includes images from: “Green Eggs and Ham, Horton Hears a Who!, One Fish Two Fish Red Fish Blue Fish, The Cat In The Hat” and more!, Colors include yellow, green, pink, orange, and blue
Product price: $5.59
Product brand: Raymond Geddes & Co
Target attributes: Specialty Ink
Answer: attribute: specialty ink
value: None
source: None