Question: What team was Autralian cricketer Brad Haddin it's inaugural captain?

Context paragraphs:
Monty Porter: Montague "Monty" Porter PSM (1935–2011) was an Australian premiership winning and state representative rugby league footballer of the 1950s and 1960s.  He was a second rower with the St. George Dragons during their eleven-year premiership winning run from 1956 to 1966, playing in six winning grand final teams.  He was the inaugural captain of the Cronulla-Sutherland Sharks in that club's foundation season of 1967.  After football, he had a successful career as a Sports Administrator.

List of Sydney Roosters players: There have been over 1,100 rugby league footballers who have played for the Sydney Roosters in the premiership since its foundation in 1908.  They are listed in order of cap number, with the first going to the club's inaugural captain, Harry “Jersey” Flegg.  The Sydney Roosters are one of only two extant clubs from the League's foundation year of 1908, and are the only one to have played continuously in all seasons since, making their players' register one of the most extensive.  Only first grade stats are counted and non first grade stats do not apply on this list.

List of North Queensland Cowboys players: This article lists all rugby league footballers who have played first-grade for the North Queensland Cowboys in the National Rugby League.  Laurie Spina is the first capped player as he was the inaugural captain.

Brad Haddin: Bradley James Haddin (born 23 October 1977 in Cowra, New South Wales), is a former Australian cricketer who has represented Australia in all three forms of international cricket (Test, One-Day International and Twenty20 International).  He also played for the New South Wales Blues in both domestic first class and list A cricket.  Haddin is a right-handed batsman and wicket-keeper.  He was a member of the Australian World cup winning squad at the 2015 Cricket World Cup.  He retired from One Day International Cricket on 17 May 2015, soon after the 2015 Cricket World Cup.  He also became the ambassador for his home ground, Sydney Cricket Ground (SCG) along with Steven Smith.  Haddin announced his retirement from international and first class cricket with New South Wales on 9 September 2015.  He currently plays in Australia's Big Bash League for the Sydney Sixers.

Sydney Sixers: The Sydney Sixers are an Australian professional men's cricket team, competing in Australia's domestic Twenty20 cricket competition, the Big Bash League (BBL).  Along with the Sydney Thunder, the Sixers are the successors of the New South Wales Blues who played in the now-defunct KFC Twenty20 Big Bash.  The Sixers play at Sydney Cricket Ground in the south-eastern area of the inner city while the Thunder play out of Spotless Stadium further west.  The inaugural coach was Trevor Bayliss and Dominic Remond is the General Manager.  The Sixers' inaugural captain is Australian wicket-keeper Brad Haddin.  Both Steve Smith and Moises Henriques have also spent time captaining the team.

Australia national under-19 cricket team: The Australian Under-19 cricket team have been playing official Under-19 test matches since 1978.  Former captains include Stuart Law, Damien Martyn, Brad Haddin, Nathan Hauritz and Cameron White who have all gone on to play international cricket for Australia.  They have played 69 matches, with their last match against West Indies at Dubai Sports City Stadium, Dubai, 24-26 April 2011.  Their win/loss record is 27/15.

Ross Aloisi: Ross Aloisi (born 17 April 1973 in Adelaide, South Australia) is a former Australian footballer who was the captain of Adelaide United in the Hyundai A-League – a team he guided to a minor premiership, a pre-season cup and two Asian Champions League campaigns.  After leaving Adelaide United in controversial circumstances, he played for Wellington Phoenix FC in the A-League where he was appointed their inaugural captain.

Shelley O'Donnell: Shelley O'Donnell (born 1 April 1967) is an Australian netball player.  A ten-year veteran of the Australian national team, she was also the inaugural captain of the Melbourne Kestrels in the national Commonwealth Bank Trophy from 1997 to 2000.  After two years out of the game between 2001 and 2002, she made a comeback in 2003, but retired after again becoming pregnant at the end of that season.  She was subsequently lured out of retirement by the Kestrels, and played a number of games in 2005.

Orland Kurtenbach: Orland John Kurtenbach (born September 7, 1936) is a Canadian former professional ice hockey player and coach.  A centre notable for his defensive skill and as one of the toughest fighters in the game, he played for several National Hockey League (NHL) teams during his twenty professional seasons, principally the Vancouver Canucks, with whom he became the NHL franchise's inaugural captain.

John Wald: John Wald Jr. (10 July 1851 – 17 April 1871) was an Australian rules footballer who was the inaugural captain and coach of the Port Adelaide Football Club.

Supporting paragraphs: Sydney Sixers Brad Haddin
Answer: The Sydney Sixers