Related Clues:
- According to ___ (by the rules)
- Authority in card games
- Card-game expert Edmond
- Surname on rule books
- See expression of surprise after sending back games expert
- Big name in game rules
- Sports org. with a five-ring logo
- Global sports org
- Org. with biennial bids
- Five rings org
- Olive eaten by male astrophysicist
- Edmond —, early writer on card games
- Summer Games gp
- Gp. scheduled to convene in Tokyo in 2020
- 2018 Pyeongchang org