#nurse  one skilled in caring for the sick (usually under the supervision of a physician)
  supertype:  health_professional__health_care_provider__caregiver  a person who helps in identifying or preventing or treating illness or disability
  instance:  Edith_Louisa_Cavell  Florence_Nightingale  Margaret_Higgins_Sanger
  member of:  nurse-patient_relation
  subtype:  graduate_nurse__trained_nurse__trainednurse  someone who has completed the course of study (including hospital practice) at a nurses training school
  subtype:  licensed_practical_nurse__LPN__practical_nurse__practicalnurse  a nurse who has enough training to be licensed by a state to provide routine care for the sick
  subtype:  head_nurse__matron  a woman in charge of nursing in a medical institution
  subtype:  midwife__accoucheuse  a woman skilled in aiding the delivery of babies
  subtype:  probationer__student_nurse__studentnurse  a nurse in training who is undergoing a trial period
  subtype:  registered_nurse__RN  a graduate nurse who has passed examinations for registration
     subtype:  nurse-midwife__nursemidwife  a registered nurse who has received special training as a midwife
     subtype:  nurse_practitioner__nursepractitioner__NP__nurse_clinician__nurseclinician  a registered nurse who has received special training and can perform many of the duties of a physician
  subtype:  scrub_nurse__scrubnurse  a nurse who helps a surgeon prepare for surgery
  subtype:  visiting_nurse  a nurse who is paid to visit the sick in their homes

No statement uses or specializes nurse; click here to add one.