Puzzle 3057:
Puzzle 3057:
B. Engel (2197) - Hans Peter Roggensack (2021)
4th Hofheim Spring Open Hofheim GER, 2016.03.31 Engel - Roggensack, Hofheim 2016
4th Hofheim Spring Open Hofheim GER, 2016.03.31 Engel - Roggensack, Hofheim 2016