Question: Who is current mayor of the city where Walter Parsons was born?

full_context: Document 1: Southampton: The city has undergone many changes to its governance over the centuries and once again became administratively independent from Hampshire County as it was made into a unitary authority in a local government reorganisation on 1 April 1997, a result of the 1992 Local Government Act. The district remains part of the Hampshire ceremonial county.
Document 2: Walter Parsons: Walter Dyett Parsons (26 June 1861 in Southampton, Hampshire, England – 24 December 1939 in East Wellow, Hampshire) was an English cricketer who played two first-class matches for Hampshire County Cricket Club in 1882. He later played for the Straits Settlements against Hong Kong in November 1904.
Document 3: Ryan Walter: Walter was born in New Westminster, British Columbia, but grew up in Burnaby, British Columbia. As a youth, he played in the 1971 Quebec International Pee-Wee Hockey Tournament with a minor ice hockey team from Burnaby.
Document 4: Southampton: Southampton has two large live music venues, the Mayflower Theatre (formerly the Gaumont Theatre) and the Guildhall. The Guildhall has seen concerts from a wide range of popular artists including Pink Floyd, David Bowie, Delirious?, Manic Street Preachers, The Killers, The Kaiser Chiefs, Amy Winehouse, Lostprophets, The Midnight Beast, Modestep, and All Time Low. It also hosts classical concerts presented by the Bournemouth Symphony Orchestra, City of Southampton Orchestra, Southampton Concert Orchestra, Southampton Philharmonic Choir and Southampton Choral Society.
Document 5: Plymouth: Plymouth was granted the dignity of Lord Mayor by King George V in 1935. The position is elected each year by a group of six councillors. It is traditional that the position of the Lord Mayor alternates between the Conservative Party and the Labour Party annually and that the Lord Mayor chooses the Deputy Lord Mayor. Conservative councillor Dr John Mahony is the incumbent for 2015–16.
Document 6: Southampton: Southampton as a Port and city has had a long history of administrative independence of the surrounding County; as far back as the reign of King John the town and its port were removed from the writ of the King's Sheriff in Hampshire and the rights of custom and toll were granted by the King to the burgesses of Southampton over the port of Southampton and the Port of Portsmouth; this tax farm was granted for an annual fee of £200 in the charter dated at Orival on 29 June 1199. The definition of the port of Southampton was apparently broader than today and embraced all of the area between Lymington and Langstone. The corporation had resident representatives in Newport, Lymington and Portsmouth. By a charter of Henry VI, granted on 9 March 1446/7 (25+26 Hen. VI, m. 32), the mayor, bailiffs and burgesses of the towns and ports of Southampton and Portsmouth became a County incorporate and separate from Hampshire.
Document 7: Southampton: The city has a Mayor and is one of the 16 cities and towns in England and Wales to have a ceremonial sheriff who acts as a deputy for the Mayor. The current and 793rd Mayor of Southampton is Linda Norris. Catherine McEwing is the current and 578th sherriff. The town crier from 2004 until his death in 2014 was John Melody, who acted as master of ceremonies in the city and who possessed a cry of 104 decibels.
Document 8: Southampton: Southampton (i/saʊθˈæmptən, -hæmptən/) is the largest city in the ceremonial county of Hampshire on the south coast of England, and is situated 75 miles (121 km) south-west of London and 19 miles (31 km) north-west of Portsmouth. Southampton is a major port and the closest city to the New Forest. It lies at the northernmost point of Southampton Water at the confluence of the River Test and River Itchen, with the River Hamble joining to the south of the urban area. The city, which is a unitary authority, has an estimated population of 253,651. The city's name is sometimes abbreviated in writing to "So'ton" or "Soton", and a resident of Southampton is called a Sotonian.
Document 9: Walter Parks: Walter Parks is a songwriter, vocalist, guitarist and bassist originally from Jacksonville, FL now living in Jersey City, New Jersey. Walter Parks founded several musical groups, Wingtips, The Nudes, Swamp Cabbage and also toured as a sideman for Richie Havens.
Document 10: Cincinnati: The present Mayor of Cincinnati is John Cranley. The nine-member city council is composed of Vice Mayor Christopher Smitherman and Councilmembers Tamaya Dennard (President Pro-Tem), David Mann, Amy Murray, Chris Seelbach, P.G. Sittenfeld, Greg Landsman, Jeff Pastor, and Wendell Young. The city manager is Harry Black, and the manager maintains two assistant city managers.
Document 11: William Anderson (cricketer, born 1859): William Wallace Anderson (27 June 1859 – 5 August 1943) was a member of the silver medal winning French cricket team at the 1900 Summer Olympics, the only time cricket has featured in the Olympics. In the only game against Great Britain he was bowled for a duck in the French first innings and top-scored in the second with eight runs. He also took four wickets and a catch in Great Britain's first innings.
Document 12: Southampton: Southampton City Council consists of 48 councillors, 3 for each of the 16 wards. Council elections are held in early May for one third of the seats (one councillor for each ward), elected for a four-year term, so there are elections three years out of four. Since the 2015 council elections, the composition of the council is:
Document 13: Southampton: Hampshire County Cricket Club play close to the city, at the Rose Bowl in West End, after previously playing at the County Cricket Ground and the Antelope Ground, both near the city centre. There is also the Southampton Evening Cricket League.
Document 14: Walter Plock: Walter S. Plock (July 2, 1869 – April 28, 1900) was an American professional baseball player, who appeared in two games for the 1891 Philadelphia Phillies. In six at bats, he collected two hits, and scored two runs. In addition to his short stint as a Major League Baseball player, he played in six minor league seasons. Plock was born in Philadelphia, Pennsylvania, and died at the age of 30 in Richmond, Virginia of a bridge accident. He is interred in his hometown of Philadelphia, but in an unknown cemetery.
Document 15: Walter Parr: The son of Alexander and Matilda (Richards) Parr, Walter Parr was born in Liverpool, England, and graduated from the Beloit Academy in 1891, from Beloit College in 1895 and from the Chicago Theological Seminary in 1898.
ground_truth: Linda Norris
sub_queries: Walter Parsons >> place of birth Answer: Southampton
Who's the current Mayor of Southampton ? Answer: Linda Norris