Complex sentence: The traditions were maintained, but the church condemned the women who practiced the ancient shamanism as witches, whom they demonized, and ultimately tried to exterminate any women who could be suspected of maintaining the tradition (witch hunt).
Split into simpler sentences: The traditions were maintained, but the church condemned the women who practiced the ancient shamanism as witches, and demonized them. Ultimately the Church tried to exterminate any women who could be suspected of maintaining the tradition (witch hunt).