If you're lucky enough to have visited Wales* glancing at the instructions for this heel will make as much sense as the pronunciation of Llanteg. The heel requires real concentration the first time through but charts and schematics help. The end result is well worth the effort.
Actually, not unlike reading The Mabinogion.
*If you're lucky enough to live in Wales, you should know that I tease, but would pay real money to live there. Dear Lord, but that place is gorgeous. And the food was great too!