Question: What is the nationality of the goal scorer in the1998 UEFA Super Cup ? 

Context paragraphs:
2001 UEFA Super Cup: The 2001 UEFA Super Cup was a football match between German team Bayern Munich and English team Liverpool on 24 August 2001 at Stade Louis II, the annual UEFA Super Cup contested between the winners of the UEFA Champions League and UEFA Cup.  Bayern were appearing in the Super Cup for the third time, their two previous appearances in 1975 and 1976 had ended in defeat.  Liverpool were appearing in their fourth Super Cup, they won the competition in 1977, and lost twice in 1978 and 1984.

Gus Poyet: Gustavo Augusto "Gus" Poyet Domínguez (] ; born 15 November 1967) is a Uruguayan former footballer.

2004 UEFA Super Cup: The 2004 UEFA Super Cup was an association football match between Porto of Portugal and Valencia of Spain on 27 August 2004, held at the Stade Louis II in Monaco.  The match was the 29th annual UEFA Super Cup contested between the winners of the UEFA Champions League and UEFA Cup.  Porto were appearing in the Super Cup for the third time; they won the competition in 1987 and lost in 2003.  Valencia were appearing in the competition for the second time; their previous appearance in 1980 resulted in a victory.

1998 UEFA Super Cup: The 1998 UEFA Super Cup was a football match that was played on 28 August 1998 at Stade Louis II, Monaco, contested between Champions League winners Real Madrid and Cup Winners' Cup holders Chelsea.  Neither team had previously won the trophy.  Chelsea won the match 1–0 with a late goal from Gus Poyet.

2006 UEFA Super Cup: The 2006 UEFA Super Cup was the 31st edition of the annual UEFA Super Cup, a UEFA-sponsored football club match that pitted the winners of the UEFA Champions League against the winners of the UEFA Cup.  It took place at the Stade Louis II in Monaco, on 25 August 2006, and featured two Spanish clubs: Barcelona, who won the 2005-06 UEFA Champions League, against Sevilla, who took the 2005-06 UEFA Cup title.  Sevilla beat Barcelona by 3–0 and added its first UEFA Super Cup trophy to its maiden UEFA Cup.

List of UEFA Super Cup matches: The UEFA Super Cup is an annual association football match contested between the winners of the UEFA Champions League and the UEFA Europa League.  Established in 1972, it was contested between the winners of the European Cup (or UEFA Champions League since 1993) and the UEFA Cup Winners' Cup until 1999, when the latter was discontinued by UEFA.  The last Super Cup disputed in this format was the 1999 UEFA Super Cup between Lazio and Manchester United, which Lazio won 1–0.  The competition was originally played over two legs, one at each participating club's stadium in the winter months, but since the 1998 edition, it consists of a single match played at a neutral venue in August.  Between 1998 and 2012, the Stade Louis II in Monaco hosted the Super Cup, but since 2013, it has taken place every year at a different stadium across Europe.

2007 UEFA Super Cup: The 2007 UEFA Super Cup was the 32nd UEFA Super Cup, an annual football match between the winners of the previous season's UEFA Champions League and UEFA Cup competitions.  The match was held at the Stade Louis II in Monaco on 31 August 2007 and contested by Milan and Sevilla.  Sevilla were looking to become only the second team to defend the trophy in its history, the first being their opponents Milan, who had previously won the trophy four times.  This was Milan's seventh appearance in the Super Cup, putting them one ahead of the previous season's runners-up, Barcelona.

2010 UEFA Super Cup: The 2010 UEFA Super Cup was the 35th UEFA Super Cup, between the reigning champions of the two club competitions organised by the European football governing body UEFA: the UEFA Champions League and the UEFA Europa League.  It took place at the Stade Louis II in Monaco on 27 August 2010.  It was contested by Internazionale, who won the 2009–10 UEFA Champions League, and Atlético Madrid, who won the 2009–10 UEFA Europa League.  Neither side had previously competed in the UEFA Super Cup.  As part of a trial that started in the 2009–10 UEFA Europa League, two extra officials – one on each goal line – were used in this match.

2005 UEFA Super Cup: The 2005 UEFA Super Cup was an association football match between Liverpool of England and CSKA Moscow of Russia on 26 August 2005 at Stade Louis II, Monaco, the annual UEFA Super Cup contested between the winners of the UEFA Champions League and UEFA Cup.  Liverpool were appearing in the Super Cup for the fifth time, having won the competition in 1977 and 2001.  CSKA Moscow were appearing in the Super Cup for the first time, the first Russian team to appear in the competition.

2015 UEFA Super Cup: The 2015 UEFA Super Cup was a football match between Spanish teams Barcelona and Sevilla on 11 August 2015 at the Boris Paichadze Dinamo Arena in Tbilisi, Georgia.  It was the 40th UEFA Super Cup, an annual tournament contested by the winners of the UEFA Champions League and UEFA Europa League.  Barcelona were appearing in the Super Cup for the ninth time, they had previously won and lost the competition four times each.  Sevilla were appearing in the competition for the fourth time, they had won once and lost twice.  The two sides had met before in the competition in 2006, when Sevilla won 3–0.

Supporting paragraphs: 1998 UEFA Super Cup Gus Poyet
Answer: Uruguayan