六头首 (六頭首) liù tóu shǒu
          
              liù tóu shǒu 
              
              set phrase 
              group of six head monastics in a monastery 
              Domain: Buddhism 佛教
              
                , Subdomain: Chan 
              
              
                , Concept:  
              
              
              
                Notes: The enumeration of the six varies by school with Linji and Caodong each having their own list (Ding '六頭首'; FGDB '六頭首')