Complex sentence: In parts of the Caribbean where Obeah existed slaves were taken from a variety of African nations with differing spiritual practices and religions, it is from these arrivals and their spiritualisms that Obeah originates.
Split into simpler sentences: In parts of the Caribbean where Obeah existed, slaves were taken from a variety of African nations with differing spiritual practices and religions. It is from these arrivals and their spiritualisms that Obeah originates.