Singing the [A-B-C song backwards](http://www.ralphsworld.com/realaudio/abc.ram). (Wait for the 3rd verse...) Try it. It's harder than you would think. This skill courtesy [Ralph's World](http://www.ralphsworld.com/).
Install
The individual skill folder is not confirmed. This command opens the repository’s skill selector; follow the upstream instructions.
skills CLI
npx skills add jthingelstad/librarian-thing