Question #13.  How many sets of "sister" courses that share the same Starter Shack can you name? 

There are 9 of them:

1. Walnut Grove and Briarwood
2. Red Fox and Gray Fox
3. Heron and Pelican 
4. Sweetgum and Mangrove
5. Amberwood and Oakleigh
6. Escambia and Okeechobee
7. El Diablo and El Santiago
8. Redfish Run and Tarpon Boil
9. And the horse racing triplets - Churchill Greens, Belmont and Pimlico