Question: Where was the father of Catherine Antonovna Of Brunswick born?

Knowledge 1: Catherine Antonovna of Brunswick
Catherine Antonovna of Brunswick-Lüneburg (1741–1807) was the daughter of Duke Anthony Ulrich of Brunswick and Grand Duchess Anna Leopoldovna of Russia and sister of Ivan VI.She was imprisoned by Empress Elizabeth of Russia along with her family from 1742 to 1780 at Kholmogory, and in 1780, she and two brothers and a sister were placed under house arrest for the rest of their lives in Horsens.She was the last descendant of Ivan V of Russia.She became deaf after being dropped during the chaos of Empress Elizabeth's coup, and like her siblings, was sickly and suffered from bouts of seizures for much of her life.She and her three surviving siblings were released into the custody of their aunt, the Danish queen dowager Juliana Maria of Brunswick-Wolfenbüttel, on 30 June 1780, and settled in Jutland.There they lived under house arrest in Horsens for the rest of their lives under the guardianship of Juliana and at the expense of Catherine.Although they were prisoners, they lived in relative comfort and retained a small "court" of between 40 and 50 people, all Danish except for the priest.By 1798, Catherine lived alone in Horsens, since all her siblings had died.In 1803, she wrote a letter to Alexander I of Russia: she told him how her Danish servants took advantage of her difficulty in hearing and talking, described how much she had missed the Russian prison in Kholmogory, where she and her siblings had been happy together, and asked him to be allowed to return.He never replied. [SEP] Knowledge 2: Duke Anthony Ulrich of Brunswick
Anthony Ulrich (28 August 1714, Bevern – 4 May 1774(O.S.), Kholmogory), Duke of Brunswick-Lüneburg, was generalissimus of the Army of Russia, and the husband of Anna Leopoldovna, who reigned as regent of Russia for one year.
Knowledge 1: Catherine Antonovna of Brunswick
Catherine Antonovna of Brunswick-Lüneburg (1741–1807) was the daughter of Duke Anthony Ulrich of Brunswick and Grand Duchess Anna Leopoldovna of Russia and sister of Ivan VI.She was imprisoned by Empress Elizabeth of Russia along with her family from 1742 to 1780 at Kholmogory, and in 1780, she and two brothers and a sister were placed under house arrest for the rest of their lives in Horsens.She was the last descendant of Ivan V of Russia.She became deaf after being dropped during the chaos of Empress Elizabeth's coup, and like her siblings, was sickly and suffered from bouts of seizures for much of her life.She and her three surviving siblings were released into the custody of their aunt, the Danish queen dowager Juliana Maria of Brunswick-Wolfenbüttel, on 30 June 1780, and settled in Jutland.There they lived under house arrest in Horsens for the rest of their lives under the guardianship of Juliana and at the expense of Catherine.Although they were prisoners, they lived in relative comfort and retained a small "court" of between 40 and 50 people, all Danish except for the priest.By 1798, Catherine lived alone in Horsens, since all her siblings had died.In 1803, she wrote a letter to Alexander I of Russia: she told him how her Danish servants took advantage of her difficulty in hearing and talking, described how much she had missed the Russian prison in Kholmogory, where she and her siblings had been happy together, and asked him to be allowed to return.He never replied. [SEP] Knowledge 2: Charles William Ferdinand, Duke of Brunswick
Charles William Ferdinand, Duke of Brunswick-Lüneburg, Prince of Brunswick-Wolfenbüttel (9 October 1735 – 10 November 1806) was the Prince of Brunswick-Wolfenbüttel and Duke of Brunswick-Lüneburg and a military leader.His titles are usually shortened to Duke of Brunswick in English-language sources.He succeeded his father as sovereign prince of the Principality of Brunswick-Wolfenbüttel, one of the princely states of the Holy Roman Empire.The duke was a cultured and benevolent despot in the model of Frederick the Great, and was married to Princess Augusta, a sister of George III of Great Britain.He was also a recognized master of 18th century warfare, serving as a Field Marshal in the Prussian Army.During the Napoleonic Wars, he was mortally wounded by a musket ball at the Battle of Jena–Auerstedt in 1806.
Knowledge 1: Catherine Antonovna of Brunswick
Catherine Antonovna of Brunswick-Lüneburg (1741–1807) was the daughter of Duke Anthony Ulrich of Brunswick and Grand Duchess Anna Leopoldovna of Russia and sister of Ivan VI.She was imprisoned by Empress Elizabeth of Russia along with her family from 1742 to 1780 at Kholmogory, and in 1780, she and two brothers and a sister were placed under house arrest for the rest of their lives in Horsens.She was the last descendant of Ivan V of Russia.She became deaf after being dropped during the chaos of Empress Elizabeth's coup, and like her siblings, was sickly and suffered from bouts of seizures for much of her life.She and her three surviving siblings were released into the custody of their aunt, the Danish queen dowager Juliana Maria of Brunswick-Wolfenbüttel, on 30 June 1780, and settled in Jutland.There they lived under house arrest in Horsens for the rest of their lives under the guardianship of Juliana and at the expense of Catherine.Although they were prisoners, they lived in relative comfort and retained a small "court" of between 40 and 50 people, all Danish except for the priest.By 1798, Catherine lived alone in Horsens, since all her siblings had died.In 1803, she wrote a letter to Alexander I of Russia: she told him how her Danish servants took advantage of her difficulty in hearing and talking, described how much she had missed the Russian prison in Kholmogory, where she and her siblings had been happy together, and asked him to be allowed to return.He never replied. [SEP] Knowledge 2: Elizabeth Antonovna of Brunswick
Elizabeth Antonovna of Brunswick- Lüneburg( 1743 – 1782) was the daughter of Duke Anthony Ulrich of Brunswick and Grand Duchess Anna Leopoldovna of Russia.Born after the deposition of her brother Ivan VI, she was kept imprisoned by Empress Elizabeth of Russia along with her family at Kholmogory, and in 1780, she and two brothers and a sister were placed under house arrest for the rest of their lives in Horsens.

Answer: Bevern