[4] He revealed as a consistent middle-distance runner in the 1984 Summer Olympics in Los Angeles, when he arrived fourth in the 10,000 m final.

His national popularity was however overshadowed by his compatriot Alberto Cova, who won the gold medal.

[4] At the 1990 European Championships in Athletics in Split he was victorious over both 10,000 m and 5000 m, becoming one of the most popular sportsmen in his country.

In the 10,000 m final at the 1991 World Championships in Athletics in Tokyo, Antibo finished twentieth and last, losing to, for example, Moses Tanui, Richard Chelimo and Khalid Skah.

It was eventually revealed that such sudden absences during the races were related to a form of epilepsy.