Complex sentence: The Four Nations Initiative differs from the above mentioned reforms initiative by being driven by Member States themselves, and also by building on a consultations process trying to create as large as possible scope for consensus before actually submitting reform proposals.
Split into simpler sentences: The Four Nations Initiative differs from the above mentioned reform initiatives by being driven by Member States themselves. It is also characterised by its focus on a consultations process trying to create as large as possible scope for consensus before actually submitting reform proposals.