Complex sentence: Spry also had two other children in her care at this time, one biological daughter and one fostered son (younger brother of Christopher), but these children did not experience any abuse such as the aforementioned three did.
Split into simpler sentences: Spry also had two other children in her care at this time, one biological daughter and one fostered son (younger brother of Christopher). However these children did not experience any such abuse as the aforementioned three did.