Question: Sam Nicholson is a Scottish professional footballer who plays as part of what American professional soccer club?

Context paragraphs:
Charleston Battery: The Charleston Battery is an American professional soccer club based in Charleston, South Carolina.  Founded in 1993, the team plays in the United Soccer League and, along with the Richmond Kickers, is the oldest continuously operating professional soccer club in the United States.

Western New York Flash: The Western New York Flash (WNYF) is an American professional soccer club based in Elma, New York that competes in the United Women's Soccer league.  They have won league championships in four different leagues: the USL W-League in 2010, Women's Premier Soccer League Elite in 2011, Women's Professional Soccer in 2012, and the National Women's Soccer League in 2016.

Sam Nicholson: Sam Nicholson (born 20 January 1995) is a Scottish professional footballer who plays as a midfielder for Minnesota United in Major League Soccer.

Columbus Crew SC: Columbus Crew Soccer Club is an American professional soccer club based in Columbus, Ohio.  The Crew competes in Major League Soccer (MLS) as a member club of the league's Eastern Conference.  The Crew began play in 1996 as one of the ten charter clubs of the league.  The team is owned by Anthony Precourt and Precourt Sports Ventures LLC.  Precourt became the second owner in the history of the club on July 30, 2013.  The club's head coach is Gregg Berhalter, a former player of the United States men's national soccer team.

Chicago Red Stars: The Chicago Red Stars is an American professional soccer club based in Chicago, competing in the National Women's Soccer League, who play their home games in Toyota Park.  The team was a founding member of Women's Professional Soccer, and played in the league in 2009 and 2010.  After leaving the WPS in December 2010, due to financial issues, the team reorganized and joined the Women's Premier Soccer League for the 2011 season.  In 2012, the team competed in Women's Premier Soccer League Elite, the single year this league existed.  Since 2013, the team has been competing in National Women's Soccer League.

FC Gold Pride: FC Gold Pride was an American professional soccer club based in Santa Clara, California which participated in Women's Professional Soccer.  The club replaced the San Jose CyberRays of the defunct Women's United Soccer Association as the top-level women's soccer team in the San Francisco Bay Area.  FC Gold Pride moved to its final home of Pioneer Stadium on the campus of CSU East Bay in June 2010 after opening their 2010 home schedule at the Castro Valley High School Athletic Stadium.  The club ceased operations in November 2010 after struggling financially and being unable to find new investors.

Atlanta Beat (WPS): The Atlanta Beat was an American professional soccer club based in Atlanta, Georgia.  They still exist, but as an amateur team.  The team joined Women's Professional Soccer as an expansion team in 2010, and played its home games at Kennesaw State University Soccer Stadium, the result of a public-private partnership between the team and Kennesaw State University.  The club succeeded the former Atlanta Beat of the defunct Women's United Soccer Association.

Philadelphia Independence: The Philadelphia Independence was an American professional soccer club that was based in the Philadelphia suburb of Chester, Pennsylvania.  The team joined Women's Professional Soccer as an expansion team in 2010 and played its home games at West Chester University's John A. Farrell Stadium.  The team played at Widener University's Leslie Quick Stadium in 2011.  The Women's Professional Soccer league folded on May 18, 2012, after an earlier announcement that the 2012 season would be suspended.

Minnesota United FC: Minnesota United FC is an American professional soccer club based in the Minneapolis–Saint Paul area that plays in the Western Conference of Major League Soccer.  The club began play in 2017 as the league's 22nd club, and replaced the North American Soccer League (NASL) franchise of the same name.

Richmond Kickers: The Richmond Kickers Soccer Club is an American professional soccer club based in Richmond, Virginia.  Founded in 1993, the team plays in the United Soccer League, part of the second tier of the American soccer league system.  The team is one of the oldest continuously run soccer clubs in the United States.

Supporting paragraphs: Sam Nicholson Minnesota United FC
Answer: Minnesota United