Complex sentence: Jeffrey Kaplan, a specialist in the far right, has suggested that Myatt and Long are separate people, while the religious studies scholar Connell R. Monette suggested the possibility that "Anton Long" was a name used by several different people.
Split into simpler sentences: Jeffrey Kaplan, a specialist in the far right, has suggested that Myatt and Long are separate people. The religious studies scholar Connell R. Monette suggested the possibility that "Anton Long" was a name used by several different people.