Individual #Rostock  a city in northeastern Germany near the Baltic sea; an important member of the Hanseatic League in the 14th century
  instance of:  #city
  part of:  #Germany
  member of:  #Hanseatic_League  a commercial and defensive confederation of free cities in northern Germany and surrounding areas; formed in the 13th century and most powerful in the 14th century

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