ers , ▁such ▁as ▁Nar ott ama ▁promoted ▁as ▁Rak ry an ▁Kan uru han ▁( prime ▁minister ) ▁and ▁N iti ▁as ▁Rak ry an ▁Kun ing an . ▁According ▁to ▁Kel agen ▁ins cription ▁( dated ▁ 1 0 3 7 ▁CE ) ▁Air lang ga ▁also ▁took ▁a ▁keen ▁interest ▁on ▁agricult ure ▁development . ▁He ▁emb ark ed ▁on ▁grand ▁ir rig ation ▁project ▁by ▁construct ing ▁the ▁W ring in ▁S apt a ▁dam ▁( located ▁in ▁today ▁J omb ang ▁reg ency ). ▁By ▁building ▁a ▁dam ▁on ▁Br ant as ▁river , ▁he ▁provides ▁ir rig ation ▁to ▁surrounding ▁p addy ▁fields ▁and ▁maintain ing ▁hyd ra ul ic ▁system ▁in ▁the ▁area . ▁ ▁Abd ic ation ▁and ▁death ▁ ▁Tow ards ▁the ▁end ▁of ▁his ▁life , ▁Air lang ga ▁was ▁faced ▁with ▁the ▁problem ▁of ▁succession . ▁His ▁he ir ess , ▁the ▁crown ▁prin cess ▁Sang ram aw ij aya , ▁decided ▁to ▁become ▁a ▁Bh ikk uni ▁Buddh ist ▁herm it ▁rather ▁than ▁succeed ▁Air lang ga ▁as ▁queen ▁reg nant . ▁Sang ram aw ij aya ▁is ▁the ▁daughter ▁of ▁the ▁queen ▁cons ort ▁D har map ras ad ott ung g ade wi . ▁The ▁story ▁of ▁a ▁crown ▁prin cess ▁who ▁ren ounced ▁the ▁throne ▁to ▁become ▁a ▁herm it ▁is ▁linked ▁with ▁the ▁popular ▁legend ▁of ▁D ew i ▁Kil isu ci ▁that ▁res ides ▁in ▁the ▁Sel om ang l eng ▁C ave ▁beneath ▁Mount ▁Kl