Complex sentence: A move to Dinamo Zagreb in the 1990/1991 season confirmed his place as a talented rightback where he was even chosen to represent the national team on 12 September 1990 in the match against Northern Ireland which his team won 2-0.
Split into simpler sentences: A move to Dinamo Zagreb in the 1990/1991 season confirmed his place as a talented rightback. He was chosen to represent the national team on 12 September 1990 in the match against Northern Ireland which his team won 2-0.