Complex sentence: According to the Senate opposition leader at the time, Jim Cowan, the senators will still refer to themselves as Liberals, even if they are no longer members of the parliamentary Liberal caucus; the Senate website continues to refer to the senators as Liberals.
Split into simpler sentences: According to the Senate opposition leader at the time, Jim Cowan, the senators will still refer to themselves as Liberals, even if they are no longer members of the parliamentary Liberal caucus. The Senate website continues to refer to the senators as Liberals.