Khaptagay
"flat" ) is a rural locality ( a "selo" ) , the only inhabited locality , and the administrative center of Khaptagaysky Rural Okrug of Megino-Kangalassky District in the Sakha Republic , Russia , located from Mayya , the administrative center of the district , at the confluence of the Myla and Lena Rivers , on the Amur–Yakutsk Mainline . 
<triplet> rural locality <subj> Russia <obj> country <triplet> Khaptagay <subj> Russia <obj> country <triplet> Megino-Kangalassky District <subj> Sakha Republic <obj> located in the administrative territorial entity <subj> Russia <obj> country <subj> Mayya <obj> capital <triplet> Sakha Republic <subj> Russia <obj> country <triplet> Russia <subj> Sakha Republic <obj> contains administrative territorial entity <triplet> Mayya <subj> Russia <obj> country <triplet> Lena River <subj> Sakha Republic <obj> located in the administrative territorial entity <subj> Russia <obj> country <triplet> Amur–Yakutsk Mainline <subj> Sakha Republic <obj> located in the administrative territorial entity <subj> Russia <obj> country