Hamengkubuwono VI
Hamengkubuwono VI ( also spelled Hamengkubuwana VI , ( 10 August 1821 – 20 July 1877 ) was the sixth sultan of Yogyakarta , reigning from 1855 to 1877 . 
<triplet> Hamengkubuwono VI <subj> 10 August 1821 <obj> date of birth <subj> 20 July 1877 <obj> date of death