Complex sentence: He represented the nation at both UEFA Euro 1984 (runner-up) and the 1986 FIFA World Cup where, on July 11,1986, in a 1--3 loss to Morocco, he played his last match and scored his last goal.
Split into simpler sentences: He represented the nation at both UEFA Euro 1984 (runner-up) and the 1986 World Cup. In the latter, on July 11, in a 1--3 loss to Morocco, he played his last match and scored his last goal.