"John II, Emperor of Trebizond" . . . . . . . . . . . . . . . . . . . . . . . . "John II" . . . . . "1280" . . . . "John II Grand Komnenos" . "'''John II'''" . "John II of Trebizond" . "Ioanni (II.)" . "'''John II''' Megas Komnenos" . . . "John II Comnenus" . "Emperor and Autocrat of all the East, of the Iberians and of Perateia" . . "1297" . "John II Megaskomnenos" . "John II Megas Komnenos" . . "John II of Trebizond" . "Ioannis II Megas Komnenos" . "1297" . . . "John II Komnenos" . . . "1262" . .