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LEVERKUSEN, GERMANY - SEPTEMBER 15: Karl-Heinz Koerbel of Frankfurt in action during the Bundesliga match between Bayer Leverkusen and Eintracht Frankfurt at the Ulrich Haberland Stadium on September 15, 1989 in Leverkusen, Germany. (Photo by Bongarts/Getty Images)

LEVERKUSEN, GERMANY - SEPTEMBER 15: Karl-Heinz Koerbel of Frankfurt in action during the Bundesliga match between Bayer Leverkusen and Eintracht Frankfurt at the Ulrich Haberland Stadium on September 15, 1989 in Leverkusen, Germany. (Photo by Bongarts/Getty Images)