Преобразуйте, если это необходимо, слово SUCCESS так, чтобы оно грамматически и лексически соответствовало содержанию текста.
Great Britain at the 2012 London Olympics
This is certainly the greatest Games for Britain in more than a century, and realistically the greatest ever. The British were more ______________ only once in 1908, in London, when a third of all the competitors were from the UK.
Источник: «Сдам ГИА», задание № 1934.