Complex sentence: On 31 May 2005 Pope Benedict XVI ordered the Basilica to come under the control of an Archpriest and he named Archbishop Andrea Cordero Lanza di Montezemolo as its first archpriest.
Split into simpler sentences: On 31 May 2005 Pope Benedict XVI ordered the Basilica to come under the control of an Archpriest. That same day he named Archbishop Andrea Cordero Lanza di Montezemolo as its first archpriest.