 Complete the following phrase:  Then, in the 1500 metres he won a bronze medal at the 1969 European Championships and a silver at the 1971 European Championships. He won the gold at the 1970, 1971, 1973 and 1974 European Indoor Championships. At the 1972 Olympic Games he reached the semi-final of the 1500 metres event. He finished sixth in the 1500 metres at the 