Event: Yorkshire u18s Team Championship - Division 2

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Opponent	Rating	Result
Edgar George	0	0 - 1
Ben Knapman	0	1 - 0
Cora Wainwright	1032	1 - 0
Freya Bramall	919	0 - 1
Leo McGahey	967	0 - 1
Viraat Agrawal	881	0 - 1
Matthew Chan	1153	1 - 0
Pranay Sharma	963	1 - 0

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

739 = (5915 + 400 * (4 - 4)) / 8)