7th c. (third quarter): Tychikos teaches at the church of St. Eugenios, inaugurating the tradition of the school
1297: Alexios II Grand Komnenos ascends the throne of Trebizond (1297‑1330)
1340: The centre of the school is transferred to the church of Hagia Sophia
1349: Alexios III Grand Komnenos ascends the throne of Trebizond (1349‑1390)