 Complete the following phrase:  He finished fourth in the 1500 Metres at the 1976 Summer Olympics, finished fourth again in the 5,000 m at the 1980 Summer Olympics, and made the 5,000 m semi-final in his last Olympic appearance at the 1988 Summer Olympics. He experienced greater success in the 1,500 m at the European Athletics Championships: he won the 1,500 m at the 