Complex sentence: Although showing little signs of fear and anxiety, he asked for his coffin to be contained in cement and buried ten feet deep, the reason being because he was concerned grave robbers would steal his body and use it for dissection.
Split into simpler sentences: Although showing little signs of fear and anxiety, he asked for his coffin to be contained in cement and buried ten feet deep. The reason being because he was concerned grave robbers would steal his body and use it for dissection.