Complex sentence: Froome's Tour de France got off to a nervy start as he crashed in the neutralised section of the first stage on the isle of Corsica, but he was unharmed and avoided going down in the large crash towards the end of the stage.
Split into simpler sentences: Froome's Tour de France got off to a nervy start as he crashed in the neutral zone of the first stage on the isle of Corsica, but he was unharmed. Also, he avoided going down in the large crash towards the end of the stage.