Yet another chess problem database + wiki

Problem 138686

 

Maßmann, Wilhelm Karl Heinrich

Basler Nachrichten, 1968
#3  
HTML code:
Solution: 1.Bd7-a4 ! zugzwang. 1...Kd6-c7 2.Sc3-b5 + 2...Kc7-c8 3.Re4-e8 # 2...Kc7-c6 3.Re4-c4 # 2...Kc7-d8 3.Re4-e8 # 1...Kd6-c5 2.Sc3-b5 zugzwang. 2...Kc5-c6 3.Re4-c4 #

Similar diagrams (1):

References:

Yet another chess problem database + wiki