Complex sentence: Finding the cause of death was inconclusive, as the severe decomposition on the body had removed all signs of possible violence from the remains.However, the case is believed to have been a murder, as it was not a suicide.
Split into simpler sentences: Finding the cause of death was inconclusive, as the severe decomposition on the body had removed all signs of possible violence from the remains. There was little evidence of violence on the corpse, but the case is believed to be a murder, as it was not a suicide.