 Complete the following phrase:  Helprich Haico Stephanus Adrianus Scharn 18 June 1945  10 June 2021 was a Dutch middle-distance runner. He competed at Helsinkis 1971 European Athletics Championships in the 1500 m, in which he reached the eighth place in the final. He competed at the 1972 Summer Olympics, again in the 1500 m, advancing to the semi-finals. He finished in fourth place in this event at the 