Complex sentence: TCI derives its name from its annual donation of the equivalent of 0.5% of assets under management to a foundation called TCI Fund Foundation, run by Hohn's wife, Jamie Cooper-Hohn, and which has become one of Great Britain's biggest charities.
Split into simpler sentences: TCI derives its name from its annual donation of the equivalent of 0.5% of assets under management to charity. The charity is channeled through a foundation called TCI Fund Foundation, run by Hohn's wife, Jamie Cooper-Hohn, and is one of Great Britain's biggest charities.