Complex sentence: Different Bards adhere to different aspects of these three arts, which overlap and are therefore versatile, whereas each Bard has a particular speciality within the arts that is central to its life; specialities including both mundane activity and psi phenomena.
Split into simpler sentences: Different Bards adhere to different aspects of these three arts, which overlap and are therefore versatile. Each Bard has a particular speciality within the arts that is central to its life; specialities including both mundane activity and psi phenomena.