 In March 768 , he began his journey again and got as far as Hunan province , where he died in <unk> ( now Changsha ) in November or December 770 , in his 58th year . He was survived by his wife and two sons , who remained in the area for some years at least . His last known descendant is a grandson who requested a grave inscription for the poet from Yuan Zhen in 813 . 
