Sergey Minov and Daniel L. Schwartz (eds.), "Great grandparent of" in last modified March 11, 2022, http://syriaca.org/keyword/great-grandparent-of
  
    
      
        Great grandparent of
        
          
          
        
        
        http://syriaca.org/keyword/great-grandparent-of
        The great grandparent of a person.