Question: The favorite player of Indonesian footballer Agus Indra Kurniawan was born in what year?

Context paragraphs:
Indra Kahfi Ardhiyasa: Indra Kahfi Ardhiyasa (born on October 5, 1986) is an Indonesian footballer that currently plays for Bhayangkara Surabaya United in the Indonesia Super League.  His younger brother, Andritany Ardhiyasa is also football player.  He is also a Police Brigadier in the Indonesian National Police for Mobile Brigade Corps (Brimob) unit.

Achmad Kurniawan: Achmad Kurniawan (31 October 1979 – 10 January 2017) was an Indonesian footballer, who played for Arema Cronus in the Indonesia Super League as a goal keeper.  He is also the older brother of goal keeper Kurnia Meiga.

Kurniawan Ajie: Kurniawan Ajie (born 20 June 1996) is an Indonesian footballer who plays for Persiba Balikpapan in Liga 1 as a goalkeeper

Arip Kurniawan: Arip Kurniawan (born March 5, 1987) is an Indonesian footballer who currently plays for PSAP Sigli in the Indonesia Super League.

Agus Indra Kurniawan: Agus Indra Kurniawan (born 27 February 1982) is an Indonesian professional footballer of Chinese Indonesians descent who currently plays for Indonesian club Gresik United in the Indonesia Soccer Championship.  His favourite player is Ronaldinho.

Syahrizal Syahbuddin: Syahrizal Syahbuddin (born in Bireuën, Indonesia, October 2, 1993) is an Indonesian footballer who currently plays for Mitra Kukar F.C. as a defender.  He was the first Indonesian footballer to play in Paraguay.

Jefri Kurniawan: Jefri Kurniawan (born in Malang, 18 March 1991) is an Indonesian footballer of Chinese Indonesians descent who currently plays for Borneo in the Liga 1.

Ari Kurniawan: Ari Kurniawan (born April 11, 1978) is an Indonesian footballer who currently plays for Persiram Raja Ampat in the Indonesia Super League.

Ronaldinho: Ronaldo de Assis Moreira (born 21 March 1980), commonly known as Ronaldinho (] ) or Ronaldinho Gaúcho, is a Brazilian professional footballer and ambassador for Spanish club FC Barcelona.  He played mostly as an attacking midfielder, but was also deployed as a forward or a winger.  He played the bulk of his career at European clubs Paris Saint-Germain, Barcelona and Milan as well as playing for the Brazilian national team.  Often considered one of the best players of his generation and regarded by many as one of the greatest of all time, Ronaldinho won two FIFA World Player of the Year awards and a Ballon d'Or.  He was renowned for his technical skills and creativity; due to his agility, pace and

Sugiantoro: Sugiantoro (born in Sidoarjo, East Java 2 April 1977) is an Indonesian footballer, he normally plays as defender, his tall 173 cm.  Together Kurniawan Dwi Yulianto, Anang Ma'ruf, Bima Sakti and the others he joined at PSSI Primavera Program at Italy in middle 1990s.

Supporting paragraphs: Agus Indra Kurniawan Ronaldinho
Answer: 1980