Complex sentence: A Certified Nurse Midwife (CNM) is a registered nurse who has advanced training in women's health care certified by American Midwifery Certification Board (AMCB).
Split into simpler sentences: A Certified Nurse Midwife (CNM) is a registered nurse who has advanced training in women's health care. CNM's are certified by American Midwifery Certification Board (AMCB).