Complex sentence: Hildegart was conceived in Ferrol by Aurora Rodríguez Carballeira and an undisclosed biological father chosen by her mother with eugenesical intentions, when she was sure she was pregnant, she moved to Madrid, where Hildegart was born.
Split into simpler sentences: Hildegart was conceived in Ferrol by Aurora Rodríguez Carballeira and an undisclosed biological father chosen by her mother with eugenesical intentions. When she was sure she was pregnant, she moved to Madrid, where Hildegart was born.