Complex sentence: For 1992, the famous guitarist Dan Ar Braz, who comes from Quimper, was asked to organize musical part of the festival: this resulted in the Héritage des Celtes project, in which 70 Celtic musicians worked together.
Split into simpler sentences: For 1992, the famous guitarist Dan Ar Braz, who comes from Quimper, was asked to organize. Musical part of the festival This resulted in the L'Héritage des Celtes project, in which 70 Celtic musicians worked together.