 The chapels situated between the churches of Grigor and Surp Nshan were small rectangular ones, with an altar apse and vaulted ceilings.The chapel adjacent to the church of Gregory served as the burial vault of Grigor Magistros Pahlavuni, which means that it was built in the early 11th century.The chapels were united by a small vaulted premise in which classes were probably conducted for the school's students.