 The descendant of <unk> at Qufu , the Duke <unk> Kong <unk> fled south with the Song Emperor to <unk> , while the newly established Jin dynasty ( 1115 – 1234 ) in the north appointed Kong <unk> 's brother Kong <unk> who remained in Qufu as Duke <unk> . Zhang Xuan <unk> , a great @-@ grandson of Zhang <unk> , also fled south with Gaozong . 
