Original: His mother was employed as a midwife and afterwards as a wet-nurse to look after and feed the Emperor Shenzong who was to start his reign in 1051 and continue until 1107.
Simplified: His mother was employed as a midwife to deliver Emperor Shenzong and afterwards she became the wet-nurse who look after and feed the Emperor Shenzong who was to start his reign in 1051 and continue until 1107.