The 28-year-old won the German first-round duel with Daniel Altmaier 7: 6 (7: 2), 7: 6 (7: 4). In the next round of the lawn event endowed with 769,645 euros hits the world number 61. Otte on number four Canadian Denis Shapovalov, who had a bye at the start.
The field in the Baden-Württemberg state capital is led by Greek world number five Stefanos Tsitsipas.
Source: SWR
