You poored water on the hopes of this poor sanghi @HostileInsurgentAgain typical indians. Do some study and then talk. Kunar river is the biggest tributary of kabul river. Without kunar, kabul river would be a kabul naala. Most of river kabul flows only after rain and the only year around water source is that of kunar which flows to Afghanistan from chitral. Atleast bother to read the whole article frm where u copied the image.