Question: What Northern Ireland international footballer who played with Cliftonville from 1949 won the inaugural winner of Ulster Footballer of the Year for the 1950/51 season?

Context paragraphs:
Martin Donnelly (footballer, born 1988): Martin Donnelly (born 28 August 1988) is a Northern Ireland international footballer born in Belfast who plays as a winger for Irish League side Cliftonville.

Paul Heatley: Paul Heatley (born 30 June 1987) is a footballer from Northern Ireland who plays as a winger for Crusaders.  Heatley previously played for Cliftonville, Newry City, Brantwood and Carrick Rangers before joining Crusaders in 2013.  He was named as Ulster Footballer of the Year and Northern Ireland Football Writers' Player of the Year for 2014–15.

Billy Joe Burns: Billy Joe Burns (born 28 April 1989) is a footballer from Northern Ireland who plays as a full back for Crusaders.  Burns previously played for Linfield before joining Crusaders in 2014.  He was named as Ulster Footballer of the Year and Northern Ireland Football Writers' Association Player of the Year for 2015–16.

Len Graham (footballer): William George Leonard Graham (17 October 1925 – 30 September 2007) was a Northern Ireland international footballer and football manager.  A full-back, he made 303 league appearances in a nine-year career in the Football League with Doncaster Rovers lasting most of the 1950s.  He also played for Linfield Swifts, Brantwood, and Torquay United, and briefly managed Ards.  He won 14 caps for Northern Ireland in the 1950s.

Maurice McVeigh: Maurice McVeigh was a footballer from Northern Ireland who played with Glenavon from 1948.  Nicknamed "Twinkle Toes", he was a member of Glenavon's first-ever Irish League championship teams.  A shipyard worker from Belfast, he won eleven amateur international caps for Northern Ireland and three inter-league caps for the Irish League.  He was the Ulster Footballer of the Year for the 1954/55 season.

Kevin McGarry: Dr John Kevin McGarry (c. 1925 – August 1995) was a Northern Ireland international footballer who played with Cliftonville from 1949.  He played Gaelic football before being convinced to sign amateur forms with Belfast Celtic.  He played a few first-team games for Celtic before signing with Cliftonville.  At Solitude he was also a prolific goalscorer.  He was named as the inaugural Ulster Footballer of the Year for the 1950/51 season.

Sammy Hughes (footballer): Sammy Hughes was a footballer who played in the Irish League with Glentoran in the 1950s.  He signed from Larne in September 1949, He won two Irish League championships (1950/51 and 1952/53), one Irish Cup (1950/51), one Gold Cup, three City Cups and two Ulster Cups.  He was capped eight times by the Irish League and scored five goals.  He was the Ulster Footballer of the Year for the 1952/53 season.  He later played for Larne and Carrick Rangers, winning the B Division title with the latter in 1961/62.

Ulster Footballer of the Year: The Ulster Footballer of the Year is the older of two association football player of the year awards in Northern Ireland.  (The other is the Northern Ireland Football Writers' Association award.)  It is awarded by Castlereagh Glentoran Supporters' Club to the player who is adjudged by an independent committee to have been the best of the season in the IFA Premiership.  The award has been presented since the 1950-51 season, when the inaugural winner was Kevin McGarry of Cliftonville.  The current holder of the award is Jamie Mulgrew, of Linfield.  Glenn Ferguson has won the award most often: on three separate occasions.

Andy Smith (footballer, born 1980): Andrew William Smith (born 25 September 1980) is a former Northern Ireland international footballer.  He had a 16-year career playing professional and semi-professional football in Northern Ireland, England, Scotland, Belgium, and Portugal.  He also won 18 caps for Northern Ireland between 2003 and 2005 and one cap for the Northern Ireland B team in 2003.

Peter Kennedy (footballer): Peter Kennedy (born 10 September 1973) was a Northern Irish football defender/midfielder.  He has three children, Annie, Olivia and Peter.  In 1995/96 he was named as the Ulster Footballer of the Year.  After his first spell in Northern Ireland he had a successful spell in English football, initially joining Notts County in August 1996 where he scored once against Newcastle Town in the FA Cup, before moving onto Watford a season later.  In his first season, he led Watford to promotion to Division One as their highest goalscorer.  He scored two goals in quick succession in the derby with Luton Town, a hat-trick against Southend United, and a splendid long-range effort against Sheffield Wednesday in the FA Cup.  The following season was arguably the highlight of his career as he helped Watford gain promotion to the Premier League in 1999.  In the Premier League, he scored Watford's first goal of the season, a penalty against Wimbledon.  He left Watford at the end of the 2000/01 campaign and spent three seasons at Wigan, spending a period on loan at Derby County where he scored once against Ipswich Town.  His final English club was Peterborough United, after which he returned to Northern Ireland.  At the end of the 2007–08 season Peter did not have his contract renewed by Portadown and left the club.  He began training with Ballymena United FC but decided to retire from his footballing career to focus on becoming an accountant.  After a year Peter came out of retirement and made a return to football by signing for Donegal Celtic FC who play in the IFA Championship.

Supporting paragraphs: Ulster Footballer of the Year Kevin McGarry
Answer: Kevin McGarry