Question: What is the name of the eighth gate to the city of Babylon, currently housed at Pergamon Museum?

full_context: Document 1: Reichstag building: The Reichstag (German: "Reichstagsgebäude" ] ; officially: "Deutscher Bundestag - Plenarbereich Reichstagsgebäude" ] ) is a historic edifice in Berlin, Germany, constructed to house the Imperial Diet (German: "Reichstag"), of the German Empire. It was opened in 1894 and housed the Diet until 1933, when it was severely damaged after being set on fire. After World War II, the building fell into disuse; the parliament of the German Democratic Republic (the "Volkskammer") met in the "Palast der Republik" in East Berlin, while the parliament of the Federal Republic of Germany (the "Bundestag") met in the "Bundeshaus" in Bonn.
Document 2: Tablet of Shamash: The Tablet of Shamash is a stone tablet recovered from the ancient Babylonian city of Sippar in southern Iraq in 1881; it is now a major piece in the British Museum's ancient Middle East collection. It is dated to the reign of King Nabu-apla-iddina ca. 888 – 855 BC.
Document 3: Museum Elbinsel Wilhelmsburg: Elbinsel Museum is a museum in Kirchdorf Süd, Wilhelmsburg, Hamburg, Germany. The museum was founded in 1907 by a local history group. The first collections were exhibited in a room of the local city hall that was built in 1903. At that time many industrial enterprises were established the area near the port of Hamburg. Farmhouses and cottages had to give way to provide housing for factory employees. This left large amounts of furniture and antiques behind. It enabled the local history group to hold valuable old pieces and preserve them for posterity, but the one room storage area at the local City Hall where the items were stored was soon filled to the brim. Finding numerous other places to hold the ever-growing collection proved to be unsuccessful, in 1942 it moved into its final destination which were on the premises of the old administrative building in Kirchdorf, where it has enjoyed great popularity for the last 50 years.
Document 4: Pergamon Museum: The Pergamon Museum (German: "Pergamonmuseum" ) is situated on the Museum Island in Berlin. The building was designed by Alfred Messel and Ludwig Hoffmann and was constructed over a period of twenty years, from 1910 to 1930. The Pergamon Museum houses monumental buildings such as the Pergamon Altar, the Ishtar Gate of Babylon, and the Market Gate of Miletus reconstructed from the ruins found in ancient Middle East.
Document 5: Vorderasiatisches Museum Berlin: The Vorderasiatisches Museum (] , "Near East Museum") is an archaeological museum in Berlin. It is in the basement of the south wing of the Pergamon Museum and has one of the world's largest collections of Southwest Asian art. 14 halls distributed across 2,000 square meters of exhibition surface display southwest Asian culture spanning six millennia. The exhibits cover a period from the 6th millennium BCE into the time of the Muslim conquests. They originate particularly from today's states of Iraq, Syria and Turkey, with singular finds also from other areas. Starting with the Neolithic finds, the emphasis of the collection is of finds from Sumer, Babylonia and Assyria, as well as northern Syria and eastern Anatolia.
Document 6: Bab Zuweila: Bab Zuweila is one of three remaining gates in the walls of the Old City of Cairo Egypt. It was also known as Bawabbat al-Mitwali during the Ottoman period, and is sometimes spelled Bab Zuwayla. It is considered one of the major landmarks of the city and is the last remaining southern gate from the walls of Fatimid Cairo in the 11th and 12th century. Its name comes from "Bab", meaning "Door", and "Zuwayla", the name of a tribe of Berber warriors from the western desert, members of which were charged with guarding the gate.
Document 7: Brandenburg Gate: The Brandenburg Gate (German: "Brandenburger Tor" ) is an 18th-century neoclassical monument in Berlin, built on the orders of Prussian king Frederick William II after the (temporarily) successful restoration of order during the early Batavian Revolution. One of the best-known landmarks of Germany, it was built on the site of a former city gate that marked the start of the road from Berlin to the town of Brandenburg an der Havel, which used to be capital of the Margraviate of Brandenburg.
Document 8: German Architecture Museum: The German Architecture Museum ("Deutsches Architekturmuseum") (DAM) is located on the Museumsufer in Frankfurt, Germany. Housed in an 18th-century building, the interior has been re-designed by Oswald Mathias Ungers in 1984 as a set of "elemental Platonic buildings within elemental Platonic buildings". It houses a permanent exhibition entitled "From Ancient Huts to Skyscrapers" which displays the history of architectural development in Germany.
Document 9: Sam'al lions: The Sam'al lions are four lion-shaped statues which are currently located in the Vorderasiatisches Museum Berlin (Pergamon Museum).
Document 10: Pergamon (album): Pergamon (1986), originally simply released as Tangerine Dream (1980) with two parts "Quichotte" - Part one and two, is the third live album and fourteenth overall by Tangerine Dream. It is a selection from the two live concerts held on 31 January 1980 at the Palast der Republik in East Berlin. The second of the two original concerts is available as "Tangerine Tree Volume 17: East Berlin 1980". The original title "Quichotte" is a reference to Don Quixote, a film version of which was being screened in a nearby cinema as one of the concerts was performed, while the retitle is a reference to the Pergamon Museum located in East Berlin near the Palast der Republik.
Document 11: Market Gate of Miletus: The Market Gate of Miletus (German: "das Markttor von Milet" ) is a large marble monument in the Pergamon Museum in Berlin, Germany. It was built in Miletus in the 2nd century AD and destroyed in an earthquake in the 10th or 11th century. In the early 1900s, it was excavated, rebuilt, and placed on display in the museum. Only fragments had survived and reconstruction involved significant new material, a practice which generated criticism of the museum. The gate was damaged in World War II and underwent restoration in the 1950s. Further restoration work took place in the first decade of the 21st century.
Document 12: Ishtar Gate: The Ishtar Gate (Arabic: بوابة عشتار‎ ‎ , Persian: دروازه ایشتار‎ ‎ ) was the eighth gate to the inner city of Babylon. It was constructed in about 575 BCE by order of King Nebuchadnezzar II on the north side of the city. It was excavated in the early 20th century and a reconstruction using original bricks is now shown in the Pergamon Museum, Berlin.
Document 13: Mshatta Facade: The Mshatta Facade is the decorated part of the facade of the 8th century Umayyad residential palace of Qasr Mshatta, one of the Desert Castles of Jordan, which is now installed in the south wing of the Pergamon Museum in Berlin, Germany. It is part of the permanent exhibition of the Pergamon Museum of Islamic Art dedicated to Islamic art from the 8th to the 19th centuries. This was only a relatively small section of the full length of the facade, surrounding the main entrance; most of the wall was undecorated and remains "in situ".
Document 14: Antikensammlung Berlin: The Antikensammlung Berlin (Berlin antiquities collection) is one of the most important collections of classical art in the world, now held in the Altes Museum and Pergamon Museum in Berlin, Germany. It contains thousands of ancient archaeological artefacts from the ancient Greek, Roman, Etruscan and Cypriot civilizations. Its main attraction is the Pergamon Altar and Greek and Roman architectural elements from Priene, Magnesia, Baalbek and Falerii. In addition, the collection includes a large number of ancient sculptures, vases, terracottas, bronzes, sarcophagi, engraved gems and metalwork.
Document 15: Ibn Ruschd-Goethe mosque: The Ibn Rushd-Goethe mosque is a mosque known for being the first self-described liberal mosque in Berlin. It was inaugurated in June 2017, and is named after medieval Andalusian-Arabic polymath Ibn Rushd and German writer and statesman Johann Wolfgang von Goethe. The mosque was founded by Seyran Ateş, a German lawyer and feminist of Kurdish-Turkish descent. The mosque is characterised as liberal, such as because it bans face-covering; It also allows mixed-gender people to pray together, and accepts LGBT worshippers.
ground_truth: Ishtar Gate