Die Schwalbe

1 problem(s) found in 1672 milliseconds (displaying 1 problem(s)). [PROBID='P1366827']

1 - P1366827
Ivan Soroka
1865 PZSzach 03/09/2019
1. Lob
P1366827
(7+10) C+
s#5
1. Da7-h7! droht 2. Ta4xe4+ Ke3-f3 3. Dh7-h5+ Kf3xe4 4. Tb3-b4+ Ke4-e3 5. Dh5-e2+ d3xe2#
1. ... a2xb1=S 2. Dh7xe4+ Ke3-d2 3. De4xd3+ Kd2-c1 4. Ta4-c4+ Sb1-c3 5. Dd3-c2+ Kc1xc2#
1. ... a2xb1=L 2. Lb8-f4+ Ke3-f3 3. Dh7xe4+ Kf3-g4 4. De4-g6+ Kg4-f3 5. Tb3xd3+ Lb1xd3#
1. ... Ke3-f3 2. Dh7-h5+ Kf3-e3 3. Ta4xe4+ Ke3xe4 4. Tb3-b4+ Ke4-e3 5. Dh5-e2+ d3xe2#
play all play one stop play next play all
Creation and play black batteries after minor black promotions. [Autor]
Keywords: under-promotion (s,l), under-promotion B/S
Genre: s#
Computer test: Popeye 4.67
Input: Marcin Banaszek, 2019-09-06
Last update: Marcin Banaszek, 2020-02-12 more...
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The problems of this query have been registered by the following contributors:

Marcin Banaszek (1)