sentences:  The khan failed, however, to prevent George XI from staging a comeback in 1691 and blockading Heraclius (Nazar Alī Khān) in Tiflis, his capital.It was not until 1696 that George admitted defeat and came to Isfahan to offer his submission to the new shah, Soltan Hosayn.At the same time, the shah grew increasingly dissatisfied with Nazar Alī Khān's administration.