Gyro 's First Invention is a 50th anniversary story for the character of Gyro Gearloose, as well as a sequel to A Christmas for Shacktown (Dell One Shot #367, January 1952) by Carl Barks, and tells of the creation of Gyro's Little Helper.
Head entity: Little Helper
Tail entity: Gyro's First Invention
Relation (head \u2192 tail): characters
Inverse relation (tail \u2192 head): present in work