Question: What nickname is given to the smaller of the home venues of the basketball team for which Robert Stone plays ?

Context paragraphs:
List of NCAA Division I basketball arenas: This is a list of arenas that currently serve as the home venue for NCAA Division I college basketball teams.  Conference affiliations reflect those in the upcoming 2017–18 season.  The arenas serve as home venues for both the men's and women's teams except where noted.  In addition, venues which are not located on campus or are used infrequently during the season have been listed.

Maulana Azad Stadium: The Maulana Azad Stadium (also spelled "Molana Azad Stadium") is a stadium in Jammu and is one of the home venues for the Jammu and Kashmir cricket team.  It is located on the banks of the Tawi River and is named after Indian freedom fighter Abul Kalam Azad.

Dolphins (cricket team): The Hollywoodbets Dolphins are a franchise cricket team representing the KwaZulu-Natal province in South Africa.  They take part in the Sunfoil Series first class competition, the Momentum 1 Day Cup and 2016–17 CSA T20 Challenge limited overs competitions.  The team's home venues are Kingsmead Cricket Ground, Durban and the Pietermaritzburg Oval in Pietermaritzburg.

Knights (cricket team): The VKB Knights are a franchise cricket team composed of the Free State and Griqualand West first class cricket areas in South Africa.  The team previously competed as the Diamond Eagles.  Their home venues are the Mangaung Oval, Bloemfontein and the Diamond Oval in Kimberley, and the side competes in the Sunfoil Series, the Momentum 1 Day Cup, and the Ram Slam T20 Challenge

Robert Stone (basketball): Robert Stone also known as Robbie Stone (born 9 September 1987) is an ex Australian professional basketball player who played for the Melbourne Tigers in the National Basketball League (NBL).

Claudelands Arena: Claudelands Arena is a multi-purpose indoor sports and entertainment centre located in Hamilton, New Zealand.  Claudelands contains a 6000-capacity arena and four-star conference and exhibition centre.  Construction began on the arena in 2007 and was completed in 2011 at a cost of $68.4 million ($NZD).  The arena includes a unique C-shaped auditorium, the only one of its kind in New Zealand and Australia, which is fully retractable and capable of holding live music and entertainment, international sporting events, large banquets, conferences and exhibitions.  The arena is one of the home venues for the Waikato Bay of Plenty Magic netball team in the ANZ Championship.  The New Zealand Breakers have played pre-season games at the venue in 2011 and 2012.

Mumbai cricket team: The Mumbai cricket team is a cricket team representing the city of Mumbai in Indian domestic cricket.  The team's primary home ground is the Wankhede Stadium in South Mumbai.  Secondary home venues include the MCA ground in Bandra Kurla Complex and Brabourne Stadium.  The team comes under the West Zone designation.  It was formerly known as the Bombay cricket team, but changed when the city was officially renamed from Bombay to Mumbai.

Hawley Field: Hawley Field is a baseball field in Morgantown, West Virginia, United States.  Along with Appalachian Power Park in Charleston, West Virginia, it served as one of two home venues of the West Virginia Mountaineers baseball team before the new Monongalia County Ballpark opened in April 2015.  The stadium holds 1,500 spectators.

Cape Cobras: The Cape Cobras (known as the World Sports Betting Cape Cobras for sponsorship purposes) are a franchise cricket team representing the Western Province and Boland areas in South African domestic cricket.  The team's dual home venues are PPC Newlands, Cape Town and Boland Park, Paarl.

Melbourne United: Melbourne United is an Australian professional men's basketball team competing in the National Basketball League (NBL).  United are the only team in the league representing Victoria and is based in the state capital, Melbourne.  As of the 2015–16 season, the team splits its home games between the 10,500-seat Hisense Arena and the 3,500-seat State Netball and Hockey Centre (SNHC), known as "The Cage" within the NBL.

Supporting paragraphs: Robert Stone (basketball) Melbourne United
Answer: The Cage