the only plausible candidate for this Irsu. However, an IFAO Ostracon no. 1864 found at Deir el-Medina dated to Year 5 records that 'Pharaoh (Siptah) LPH has killed the great enemy, Bay'. Because Chancellor Bay died at least 3 years before this 'Irsu', he can no longer be considered a plausible candidate for this historical figure. Genetics In December 2012, a genetic study conducted by the same researchers who decoded King Tutankhamun's DNA found that Ramesses III, Setnakhte's son and second pharaoh of the Twentieth Dynasty of Egypt belonged to Y-DNA E-M2, alternatively known as haplogroup E1b1a1. References Bibliography James H. Breasted, Ancient Records of Egypt, Vol No.4,(1906) Erik Hornung, Untersuchungen zur Chronologie und Geschichte des Neuen Reiches (1964) J. Von Beckerath, Chronologie des Pharaonischen Ägypten, Philip Von Zabern, (Mainz: 1997), pp. 94–98 and pp. 201–202 12th-century BC Pharaohs Pharaohs of the Twentieth Dynasty of Egypt 1186 BC deaths Year of birth unknown