Renamed method Game.didPlayerWin() to be Game.playerNotWonYet().
Renamed variable playerWon to be playerNotWon.
Renamed method Game.isOver() to be Game.isNotOver().
Updated the test WHEN_APlayerGotSixGoldCoins_THEN_GameIsOver() to match the original behaviour of the production code.
Removed duplicated code from the test method WHEN_APlayerGotSixGoldCoins_THEN_GameIsOver().
Renamed the method Game.isNotOver() back to Game.wasCorrectlyAnswered().
Noted the behaviours of the major methods of the class Game and GameRunner.