Event: Ramsgate Siminson Cup

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Opponent	Rating	Result
Roy J McAloney	86	1 - 0
Malcolm Snashall	110	1 - 0
Tony Buck	123	0 - 1
Brian W Williamson	93	1 - 0
Don Richards	74	½ - ½
Terry Green	57	1 - 0
Joshua Vaughan	94	0 - 1
Kenneth Keeler	93	0 - 1
Roy J McAloney	86	½ - ½
Malcolm Snashall	110	1 - 0
Tony Buck	123	½ - ½
Brian W Williamson	93	½ - ½
Don Richards	74	½ - ½
Terry Green	57	1 - 0
Joshua Vaughan	94	1 - 0
Kenneth Keeler	93	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

216 = (1460 + 400 * (8 - 3)) / 16)