__ | _Andronikos DOUKAS __| | | | |__ | _John DOUKAS ________| | (.... - 1088) | | | __ | | | | |_____________________| | | | |__ | | |--Constantine DOUKAS | | __ | | | _____________________| | | | | | |__ | | |_Irene PEGONITISSA __| | | __ | | |_____________________| | |__