Puzzle 11822:
Puzzle 11822:
Benjamin Isler (1700) - Nils-Lennart Heldt (1994)
ch-GER Youth U25 2016 Willingen GER, 2016.05.17 Isler - Heldt, Willingen 2016
ch-GER Youth U25 2016 Willingen GER, 2016.05.17 Isler - Heldt, Willingen 2016