Complex sentence: Polish slaves in Nazi Germany were forced to wear identifying red tags with the letter P sewn to their clothing and sexual relations with Germans ("rassenschande " or"racial defilement") were punishable by death.
Split into simpler sentences: Polish slaves in Nazi Germany were forced to wear identifying red tags with the letter P that were sewn to their clothing. Sexual relations with Germans ("rassenschande " or"racial defilement") were punishable by death.