Complex sentence: However, in 2004 he stated an allegiance to deism, more specifically a belief in the Aristotelian God, stating that in keeping his lifelong commitment to go where the evidence leads, he now believes in the existence of God.
Split into simpler sentences: However, in 2004 he stated an allegiance to deism, more specifically a belief in the Aristotelian God. He stated that in keeping his lifelong commitment to go where the evidence leads, he now believed in the existence of God.