Die Schwalbe

1 problem(s) found in 1906 milliseconds (displaying 1 problem(s)). [PROBID='P1371538']

1 - P1371538
Miodrag Mladenovic
MatPlus.net Forum 14/11/2019
P1371538
(11+9) C+
s#15
1. e8=D+! Kxe8 2. Sd6+ Kxd7 3. c8=L+ Kc6 4. Tc7+ Kxd6 5. Tc6+ Kd5 6. Td6+ Ke5 7. Td5+ Ke4 8. Te5+ Kf4 9. Tf5+ Kg4 10. Tf4+ Kg3 11. Tg4+ Kh3 12. Tg3+ Kh2 13. Txg2+ Kh1 14. Tg1+ Kxg1 15. Dg3+ Dxg3#
play all play one stop play next play all
Record of 14 consecutive double checks in a selfmate.
SCHRECKE: For which category is it a length record? (2020-01-06)
SCHRECKE: 1.e8D+! K:e8 2.Sd6+ K:d7 3.c8L+ Kc6 4.Tc7+ K:d6 5.Tc6+ Kd5 6.Td6+ Ke5 7.Td5+ Ke4 8.Te5+ Kf4 9.Tf5+ Kg4 10.Tf4+ Kg3 11.Tg4+ Kh3 12.Tg3+ Kh2 13.T:g2+ Kh1 14.Tg1+ K:g1 15.Dg3+ D:g3# (2020-01-07)
Anton Baumann: Autor: Doppelschach (konsekutiv 14-fach), Königstreppe (2020-01-07)
Henrik Juel: Popeye 4.61 with 'opt nichtt 0 1' found no flaws (2020-01-07)
SCHRECKE: C+, Gustav 4.1a, Brute Force (2020-01-08)
comment
Keywords: Move Length Record, konsekutive Umwandlungen 2 (DL), under-promotion (L)
Genre: s#
Computer test: Gustav 4.1a, Brute Force
FEN: BQN3N1/1RPRPk2/1B6/1b4np/2nr3r/4q3/4P1p1/4K3
Input: A.Buchanan, 2020-01-06
Last update: A.Buchanan, 2020-05-01 more...
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The problems of this query have been registered by the following contributors:

A.Buchanan (1)