Information:  - John Batman (21 January 18016 May 1839) was an Australian grazier, entrepreneur and explorer. He settled in the north-east of the Van Diemen's Land Colony in the 1820s, and later as a leading member of the Port Phillip Association he led an expedition which explored the Port Phillip Bay area on the Australian mainland with a view to establishing a new settlement there. He is best known for his role in the founding of the settlement on the Yarra River which became the city of Melbourne, eventual capital of the new Colony of Victoria, and one of Australia's largest and most important cities.  - The Mornington Peninsula is a peninsula located south-east of Melbourne, Australia. It is surrounded by Port Phillip to the west, Western Port to the east and Bass Strait to the south, and is connected to the mainland in the north. Geographically, the peninsula begins its protrusion from the mainland in the area between Pearcedale and Frankston. The area was originally home to the "Mayone-bulluk" and "Boonwurrung-Balluk" clans and formed part of the Boonwurrung nation's territory prior to European settlement.  - James Gumm was a member of John Batman 's party that was involved in the foundation of the city that became Melbourne . While travelling up Salt Water River as part of Batman 's party Gumm obtained fresh water by making `` a hole with a stick which He did about 2 feet deep and in less then ( sic ) One hour we had a plentiful supply of good soft water '' . The place was named Gumm 's Well in his honour . A bend of the Maribyrnong River near Keilor was also named after him , but this name is no longer in use . Gumm was left at Indented Head while John Batman returned to Launceston to prepare a larger expedition . He was left with three months ' worth supplies with five other men named Dodd ; Thompson ; and three Sydney Aboriginals Bullet , Bungett , and Old Bull . Batman put Gumm in charge of setting up the small settlement and gardens . While waiting for Batman to return on 6 July 1835 William Buckley appeared at the camp site of John Batman 's Port Phillip Association with a party of aboriginals wearing kangaroo skins and carrying Aboriginal weapons .  - Melbourne is the capital and most populous city of the Australian state of Victoria, and the second-most populous city in Australia. The name "Melbourne" refers to an urban agglomeration spanning which comprises the broader metropolitan area, as well as being the common name for its city centre. The metropolis is located on the large natural bay of Port Phillip and expands into the hinterlands towards the Dandenong and Macedon mountain ranges, Mornington Peninsula and Yarra Valley. Melbourne consists of 31 municipalities. It has a population of 4,529,500 , and its inhabitants are called Melburnians.    Given the information above, choose from the list below the object entity that exhibits the relation 'occupation' with the subject 'james gumm'.  Choices: - entrepreneur  - explorer  - member  - mountain  - prior
Answer:
explorer