Question: Mohammad Hadi Mahdavikia the younger brother of a retired Iranian football player who won the Asian Young Footballer of the Year award in what year?

Context paragraphs:
Ali Adnan Kadhim: Ali Adnan (Arabic: علي عدنان; born December 19, 1993 in Baghdad, Iraq), is an Iraqi professional footballer who plays as a left back for Italian club Udinese and for the Iraqi national team.  Ali Adnan has won the 2013 Asian Young Footballer of the Year award, and is often referred to as the "Iraqi Gareth Bale" or the "Iraqi Roberto Carlos".  Ali Adnan is not only known for his solid defence, but also for his ability going forward and creating dangerous attacks.  He is a versatile player and has been played across the left hand side as well as in holding midfield.  Despite his explosive pace, Adnan is also tall and physically strong, making him a very good full-back.

All Stars Young Footballer of the Year: The GAA & GPA All Stars Young Footballer of the Year (often called the All Stars Young Footballer of the Year, or simply Young Footballer of the Year) is an annual award given at the end of the Championship season to a young footballer who is adjudged to have been the best in Gaelic football.

Behrouz Rahbarifar: Behrouz Rahbarifar (Persian: بهروز رهبری‌فر‎ ‎ , born July 17, 1971 in Tehran) is a retired Iranian football player.  He holds the record of most championships in the Iranian Football League as a player in the history of Persepolis.

Farshad Pious: Farshad Pious (Persian: فرشاد پیوس‎ ‎ , born January 12, 1962 in Tehran, Iran) is a retired Iranian football player who was a striker for a number of clubs in Iran, most notably Persepolis, as well as Iran national football team.  He is regarded as one of the best players in the history of Iranian football.  He helped Persepolis win their only ever Asian Cup Winners' Cup in 1991 and also led them to a runners-up finish the following year.  Pious was named the Iranian Football League top scorer on seven occasions.  He is also Persepolis' greatest ever scorer with 153 goals in 211 games.

Asian Young Footballer of the Year: The Asian Young Footballer of the Year award is presented to the best young football player in Asia.  It has been awarded by the Asian Football Confederation (AFC) since 1995.  It is usually presented during the AFC annual awards in November.

Mehdi Mahdavikia: Mehdi Mahdavikia (Persian: ‎ ‎ , born 24 July 1977 in Tehran) is a retired Iranian football player who played for Persepolis, Hamburger SV, Eintracht Frankfurt, Steel Azin, Damash Gilan and also the Iran national football team.  He has won the Asian Young Footballer of the Year award in 1997, as well as Asian Footballer of the Year in 2003.  He was captain of the Iran national football team from 2006 to 2009, and currently is the fourth most capped Iranian International after Ali Daei, Javad Nekounam and Ali Karimi.  From the Bank Melli youth academy, he joined Persepolis and after his performance in the 1998 FIFA World Cup was transferred to Hamburger SV in the Bundesliga, where he played for eight seasons.  He usually played as a right winger or full-back.  He was known for his crossing, speed and dribbling.  He announced his retirement on 14 March 2013 from football world.  His last match as a football player was against Sepahan in the Hazfi Cup final on 5 May 2013.

Hadi Tavoosi: Hadi Tavoosi (هادی طاووسی in Persian, born 7 October 1938 in Tehran, Iran) is a retired Iranian footballer and administrator.  He was a Goalkeeper and has played most of his playing careers in Shahin and Persepolis.  He was also played one season at Paykan on loan.  He was retired in 1974 and became a vice president at Iranian Football Federation.  After resignation of Naser Noamooz in 1980, Tavoosi was appointed as president of the football federation.  He was president of Iranian FA from 6 October 1980 until 8 August 1981.

Büyük Vatankhah: Buyuk Vatankhah (Persian: بیوک وطنخواه‎ ‎ ) or Ezzatollah Vatankhah (Persian: عزت الله وطنخواه‎ ‎ ) (born February 1, 1943 in Tabriz, Iran) is a retired Iranian football player and currently a scouter.  He has played in Rah Ahan F.C., Taj, Shahin F.C. and Persepolis F.C..  After he retired in 1972, he became manager of Persepolis F.C. U20 team and then selected as first-team manager in 1976.  He is the first Iranian manager that could win Iranian top division league.  His younger brother, Reza, was a team mate at Persepolis for many years.

Hadi Bargizar: Hadi Bargizar (Persian: هادی برگی‌زر) (born 1970 in Gonbad-e Kavus, Iran) is a retired Iranian football player.  After he retired he managed several clubs including F.C. Aboomoslem, Payam Mashhad, Etka Gorgan F.C. and Gostaresh Foolad F.C..

Hadi Mahdavikia: Mohammad Hadi Mahdavikia is an Iranian football player who currently plays for Homa F.C. in the Azadegan League.  He is the younger brother of former Iran national football team captain and former Hamburger SV star Mehdi Mahdavikia.  he played for Persepolis for two years.

Supporting paragraphs: Hadi Mahdavikia Mehdi Mahdavikia
Answer: 1997