question: Where was the father of Oljath born?
context: [["Takayama Tomoteru", ["He was the father of Takayama Ukon, and was a Kirishitan."]], ["Abaqa Khan", ["Abaqa Khan (1234\u20131282, , \"paternal uncle\", also transliterated Aba\u0121a), was the second Mongol ruler (\"Ilkhan\") of the Ilkhanate.", "The son of Hulagu Khan and Lady Yes\u00fcn\u010din.", "He was the grandson of Tolui and reigned from 1265 to 1282 and was succeeded by his brother Tekuder.", "Much of Abaqa's reign was consumed with civil wars in the Mongol Empire, such as those between the Ilkhanate and the northern khanate of the Golden Horde.", "Abaqa also engaged in unsuccessful attempts at military invasion of Syria, including the Second Battle of Homs."]], ["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."]], ["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."]], ["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."]], ["Obata Toramori", ["He was the father of Obata Masamori."]], ["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."]], ["Oljath", ["Oljath (\u00d6lj\u00e4t\u00e4i)  was a Queen consort of Georgia as the wife of two successive kings, Vakhtang II (r. 1289\u20131292) and David VIII (r. 1292\u20131311).", "She was a daughter of Abaqa Khan, the Mongol Ilkhan of Iran."]], ["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."]]]
supporting_facts: [["Oljath", 1], ["Abaqa Khan", 3]]
evidences: [["Oljath", "father", "Abaqa Khan"], ["Abaqa Khan", "place of birth", "Mongol Empire"]]
answer: Mongol Empire