Question: What is the name of the home ground of this South Australian soccer club which plays in the National Premier League and for which Scott Tunbridge plays? 

Context paragraphs:
Northern Demons SC: Virtus Soccer Club, playing in modern times as the Northern Demons is a soccer club from Port Pirie, South Australia.  Northern Demons play in the Football Federation of South Australia (FFSA) State League.  Their home ground is Byrne Park, situated on Magor Road, Port Pirie.  Together with their three senior teams (Seniors, Reserves and Under 18s), the club has an Under 12,14, and 15 team competing in the Football Federation of South Australia Junior Premier League.  Their cross-town rivals are the Savoy Soccer Club, formerly known as Port Pirie City, who play in the South Australian Amateur Soccer League (SAASL).

Para Hills Knights SC: Para Hills Knights SC are a soccer club based in Para Hills, South Australia.  The club competes in the FFSA National Premier League.  The Para Hills Knights home ground is at The Paddocks in Para Hills, north of Adelaide.  They currently have some of the strongest sides in the Junior Premier League and senior league.  2012 was a very successful year for the club gaining promotion to the top league in South Australia by winning the premier league competition.  The club also gained a place in the cup after beating some strong super league sides.  The under 19's team also finished top of their league and the reserves had a successful season, finishing the 2006 Premier League season on top earning promotion to the 2007 South Australian Super League.  The Knights recently recently regained Premier League status following promotion from the State League in 2016.

Mudgeeraba SC: Mudgeeraba Soccer Club are an Australian soccer club from Gold Coast, Queensland, Australia.  It is a club which was founded in 1980.  The club's home ground is the Sidd Bigg Park in the suburb of Mudgeeraba.  The club competes in the Gold Coast Premier League, where it has been one of the leading sides for the past few decades.

Southport SC: Southport Soccer Club are an Australian soccer club from Gold Coast, Queensland, Australia.  It is a club which was founded in 1983.  The club's home ground is the Ashmore Village Park in the suburb of Southport.  The club competes in the Gold Coast Premier League, where it has been one of the leading sides for the past few decades.

Burleigh Heads Bulldogs SC: Burleigh Heads Bulldogs Soccer Club are an Australian soccer club from Gold Coast, Queensland, Australia.  It is a club which was founded in 1983.  The club's home ground is the Pizzey Park in the suburb of Miami.  The club competes in the Gold Coast Premier League, where it has been one of the leading sides for the past few decades.

Broadbeach United SC: Broadbeach United Soccer Club are an Australian soccer club from Gold Coast, Queensland, Australia.  It is a club which was founded in 1962.  The club's home ground is at Chelsea Avenue in the suburb of Broadbeach.  The club competes in the Gold Coast Premier League, where it has been one of the leading sides for the past few decades.

West Adelaide SC: West Adelaide Soccer Club is an Australian soccer club from Adelaide, Australia currently playing in the National Premier Leagues South Australia.  It participated in the National Soccer League from the 1977 season until the end of the 1998/99 season, except for the periods 1987–89 and 1990–91.  It was also known as West Adelaide Hellas and Adelaide Sharks.  They played in various blue and white strips, and played most of their NSL home games at Hindmarsh Stadium.  The senior arm of the club re-formed in 2008 and is the FFSA National Premier League 2015 Premiers and 2015 Champions , coached by one of the former NSL players of the club, Paul Pezos.

Surfers Paradise Apollo SC: Surfers Paradise Apollo Soccer Club is an Australian soccer club based in Gold Coast, Queensland.  The club was founded in 1978.  Their home ground is the Lex Bell Oval in the suburb of Surfers Paradise, Queensland.  The club competes in the Gold Coast Premier League after winning promotion as champions of Coast League One in 2013.

Adelaide Raiders SC: Adelaide Croatia Raiders is a soccer club in Adelaide, South Australia, that plays in the National Premier Leagues South Australia.  Its home ground is the Croatian Sports Centre in Gepps Cross, a northern suburb of Adelaide.  It is a Croatian Australian-backed club and is also known by the name "Adelaide Croatia".

Scott Tunbridge: Scott Tunbridge (born 26 June 1982 in Adelaide, Australia) is a Australian footballer who plays for Adelaide Raiders.

Supporting paragraphs: Scott Tunbridge Adelaide Raiders SC
Answer: Croatian Sports Centre