Individual #Persian_Gulf  a shallow arm of the Arabian Sea between Iran and the Arabian peninsula; the Persian Gulf oil fields are among the most productive in the world
  instance of:  #gulf
  part:  #Bahrain_Island
  part of:  #Arabian_Sea  a northwestern arm of the Indian Ocean between India and Arabia
     part of:  #Indian_Ocean  the 3rd largest ocean

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