question: What is the place of birth of John Tzelepes Komnenos's father?
context: [["Arthur Beauchamp", ["Arthur Beauchamp( 1827 \u2013 28 April 1910) was a Member of Parliament from New Zealand.", "He is remembered as the father of Harold Beauchamp, who rose to fame as chairman of the Bank of New Zealand and was the father of writer Katherine Mansfield."]], ["Cleomenes II", ["Cleomenes II( died 309 BC) was Agiad King of Sparta from 369 to 309 BC.", "The son of Cleombrotus I, he succeeded his brother Agesipolis II.", "He was the father of Acrotatus I, the father of Areus I, and of Cleonymus, the father of Leonidas II."]], ["Takayama Tomoteru", ["He was the father of Takayama Ukon, and was a Kirishitan."]], ["Isaac Komnenos (son of Alexios I)", ["Isaac Komnenos or Comnenus (16 January 1093 \u2013 after 1152) was the third son of Byzantine Emperor Alexios I Komnenos and Empress Irene Doukaina.", "He was raised to the high rank of \"sebastokrator\" by his older brother John II Komnenos in reward for his support, but they later fell out, as Isaac began to covet the throne.", "In 1130, Isaac and his sons fled to exile after becoming involved in a conspiracy against John.", "For several years, they wandered in Asia Minor and the Levant, trying to gain support from the local rulers, but ultimately in vain.", "John's military successes forced Isaac to seek a reconciliation with his brother in 1138, although he did not give up his designs on the throne.", "In 1139, after his oldest son defected to the Seljuk Turks, Isaac was exiled to Heraclea Pontica.", "During the struggle for John's succession in 1143, he supported the unsuccessful candidacy of his elder nephew, likewise named Isaac, over his younger nephew Manuel I Komnenos.", "In 1150, weakened by the onset of an illness, he was forced to retire from public life by Manuel.", "Isaac then devoted himself to the construction of the monastery of Theotokos Kosmosoteira at Bera (modern Feres) in western Thrace, where he was to be buried.", "Isaac was noted for his erudition and his patronage of learning, and is considered the author of a number of scholarly and poetic works.", "He is also notable for rebuilding the Chora Church in Constantinople, where his mosaic donor portrait survives to this day.", "His younger son Andronikos I Komnenos eventually managed to realize Isaac's ambitions, becoming emperor in 1183\u20131185, the last of the Komnenian dynasty."]], ["Eystein Glumra", ["Eystein Glumra(\" Eystein the Noisy\" or\" Eystein the Clatterer\"; Modern Norwegian\" \u00d8ystein Glumra\") also known as Eystein Ivarsson, was reputedly a petty king on the west coast of Norway, during the 9th Century.", "The\" Heimskringla\" saga states that Eystein Glumra was the father of Rognvald Eysteinsson and Sigurd Eysteinsson:\" The first earl in the Orkney Islands was called Sigurd, who was a son of Eystein Glumra, and brother of Ragnvald earl of More.", "After Sigurd, his son Guthorm was earl for one year.", "After him Torf- Einar, a son of Ragnvald, took the earldom, and was long earl, and was a man of great power\".", "According to the\" Orkneyinga Saga\", Eystein Glumra was the son of Ivar the jarl of Uplanders and grandson of Halfdan the Old.", "\" Orkneyinga Saga\" also named Eystein Glumra as the father of Rognvald Eysteinsson:\" Heiti, Gorr \u2019s son, was father of Svei\u00f0i the sea-king,[ who was] the father of Halfdan the old,[ who was] the father of Ivar the Uplanders \u2019 earl,[ who was] the father of Eystein the noisy,[ who was] the father of earl Rognvald the mighty and wise in council\".", "Linnea Hartsuyker's books", "The Half- drowned King and The Sea Queen cover the lives of Eystein's children."]], ["John Templeton (botanist)", ["John Templeton( 1766\u20131825) was an early Irish naturalist and botanist.", "He is often referred to as the\" Father of Irish Botany\".", "He was the father of naturalist, artist and entomologist Robert Templeton."]], ["John Tzelepes Komnenos", ["John Komnenos , later surnamed Tzelepes (\u03a4\u03b6\u03b5\u03bb\u03ad\u03c0\u03b7\u03c2, \"Tzelep\u0113s\"), was the son of the \"sebastokrator\" Isaac Komnenos and grandson of the Byzantine emperor Alexios", "I Komnenos.", "As a young man he followed his father during his exile and wanderings across Asia Minor and the Levant, when for a short time he was married to a daughter of Leo I, ruler of Armenian Cilicia.", "After the reconciliation between his father and his uncle, Emperor John II Komnenos, in 1138, he returned to the Byzantine court, but defected in the next year to the Danishmendid Turks during a siege of Neocaesarea.", "From there he moved to the court of the Sultan of Rum, one of whose daughters he married.", "According to later, and likely invented, tradition, the Ottoman dynasty hailed from one of his offspring."]], ["Obata Toramori", ["He was the father of Obata Masamori."]], ["Inoue Masaru (bureaucrat)", ["Viscount was the first Director of Railways in Japan and is known as the\" father of the Japanese railways\"."]], ["Anacyndaraxes", ["Anacyndaraxes was the father of Sardanapalus, king of Assyria."]]]
supporting_facts: [["John Tzelepes Komnenos", 0], ["Isaac Komnenos (son of Alexios I)", 10]]
evidences: [["John Komnenos", "father", "Isaac Komnenos"], ["Isaac Komnenos", "place of birth", "Constantinople"]]
answer: Constantinople