Rubuta ci gaba don wannan sakin layi - Lesse ya wakilci Jamus ta Gabas a gasar zakarun Turai ta 1971 a Helsinki, inda ya kasance na 24 a cikin mita 10,000. Lesse ya karya rikodin marathon na Gabashin Jamus a karo na farko a watan Afrilu na 1972, yana gudu 2:13:19.4 a Karl-Marx-Stadt; shi kadai ne Jamus ta Gabas da aka zaba don gasar Olympics ta 1972
, inda ya sanya 25th a cikin 2: 22:49.6.