Question: The Australian women's national soccer team represents Australia in international women's soccer at the senior level, the team's official nickname is the Matildas, their  best-known bush ballad, that has been described as the country's "unofficial national anthem", is titled?

Context paragraphs:
Australia national under-23 soccer team: The Australia national under-23 soccer team represents Australia in international under-23 soccer and at the Olympic Games.  The team is controlled by the governing body for soccer in Australia, Football Federation Australia (FFA), which is currently a member of the Asian Football Confederation (AFC) and the regional ASEAN Football Federation (AFF) since leaving the Oceania Football Confederation (OFC) in 2006.  The team's official nickname is the "Olyroos".

United States women's national soccer team: The United States women's national soccer team (USWNT) represents the United States in international soccer competitions at the senior level.  It is governed by United States Soccer Federation and competes in CONCACAF (the Confederation of North, Central American and Caribbean Association Football).  The team is the most successful in international women's soccer, winning three Women's World Cup titles (including the first ever Women's World Cup in 1991), four Olympic women's gold medals, seven CONCACAF Gold Cup wins, and ten Algarve Cups.  It medaled in every single World Cup and Olympic tournament in women's soccer history from 1991 to 2015, before being knocked out in the quarterfinals of the 2016 Olympics, after a penalty shoot-out.

Australia women's national under-20 soccer team: The Australian women's national under-20 soccer team represents Australia in international women's under-20 soccer.  The team is controlled by the governing body for soccer in Australia, Football Federation Australia (FFA), which is currently a member of the Asian Football Confederation (AFC) and the regional ASEAN Football Federation (AFF) since leaving the Oceania Football Confederation (OFC) in 2006.  The team's official nickname is the "Young Matildas".

Waltzing Matilda: "Waltzing Matilda" is Australia's best-known bush ballad, and has been described as the country's "unofficial national anthem".

Australia women's national under-17 soccer team: The Australian women's national under-17 soccer team represents Australia in international women's under-17 soccer.  The team is controlled by the governing body for soccer in Australia, Football Federation Australia (FFA), which is currently a member of the Asian Football Confederation (AFC) and the regional ASEAN Football Federation (AFF) since leaving the Oceania Football Confederation (OFC) in 2006.  The team's official nickname is the "Mini Matildas".

Australia women's national soccer team: The Australian women's national soccer team represents Australia in international women's soccer at the senior level.  The team is overseen by the governing body for soccer in Australia, Football Federation Australia (FFA), which is currently a member of the Asian Football Confederation (AFC) and the regional ASEAN Football Federation (AFF) since leaving the Oceania Football Confederation (OFC) in 2006.  The team's official nickname is the Matildas (from the Australian folk song "Waltzing Matilda"), having been known as the Female Socceroos before 1995.  The current team manager is Alen Stajcic.

Australia national under-20 soccer team: The Australia national under-20 soccer team represents Australia in international under-20 soccer.  The team is controlled by the governing body for soccer in Australia, Football Federation Australia (FFA), which is currently a member of the Asian Football Confederation (AFC) and the regional ASEAN Football Federation (AFF) since leaving the Oceania Football Confederation (OFC) in 2006.  The team's official nickname is the "Young Socceroos".

Australia Paralympic soccer team: The Australia Paralympic soccer team represents Australia in international 7-a-side competition for athletes with cerebral palsy, acquired brain injury or symptoms acquired from stroke and at the Paralympic Games.  The team was founded in 1998, by the Australian Paralympic Committee (APC) and the Cerebral Palsy International Sports and Recreation Association (CPISRA) and is controlled in partnership by the governing body for soccer in Australia, Football Federation Australia (FFA).  The team's official nickname is the "Pararoos".

Alicia Ferguson: Alicia Ann "Eesh" Ferguson (born 31 October 1981) is an Australian soccer player who represented the Australia women's national soccer team at the 1999 and 2007 editions of the FIFA Women's World Cup.  Ferguson debuted for Australia at the age of 15 years during the Matildas' European tour in August 1997.  Initially she played as a forward and scored four times in Australia's 1998 OFC Women's Championship victory.  After a period of injury she subsequently became one of Australia's most solid midfielders.  At club level Ferguson enjoyed success with Queensland Sting in the Women's National Soccer League and Brisbane Roar in the W-League.  In 2012–13 she played for Millwall Lionesses of the English FA Women's Premier League.

Australia national beach soccer team: The Australia national beach soccer team represents Australia in international men's beach soccer.  The team is controlled by the governing body for association football in Australia, Football Federation Australia (FFA), which is currently a member of the Asian Football Confederation (AFC) and the regional ASEAN Football Federation (AFF) since leaving the Oceania Football Confederation (OFC) in 2006.  The team's official nickname is the "Beach Socceroos".

Supporting paragraphs: Australia women's national soccer team Waltzing Matilda
Answer: Waltzing Matilda