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From Rodovid EN

Lineage	Hamengku Buwono VI
Sex	Male
Full name (at birth)	Raden Prabu Setyadi [Hb.6.11.28.1.3.1]
Parents ♀ Raden Ajeng Haryanti Wahyuwaluyaningsih [Hb.6.11.28.1.3] [Hamengku Buwono VI] ♂ Azni Kamil [?]

From grandparents to grandchildren