Complex sentence: Since 2009, he has performed his own work, beginning with his first show, The Young Man Show: which first ran in Paris at the Théâtre Le Temple, and then continued at the Palais des Glaces, before continuing its run throughout France.
Split into simpler sentences: Since 2009, he has performed his own work, beginning with his first show, The Young Man Show. It first ran in Paris at the Théâtre Le Temple and then continued at the Palais des Glaces before continuing its run throughout France.