Complex sentence: Dutoit was born in Lausanne, Switzerland, studied there and graduated from the Geneva Conservatory, where he won first prize in conducting, then he went to the Music Academy in Siena by the invitation of Alceo Galliera.
Split into simpler sentences: Dutoit was born in Lausanne, Switzerland, studied there and graduated from the Geneva Conservatory, where he won first prize in conducting. Then he went to the Music Academy in Siena by the invitation of Alceo Galliera.