Kurt Keller (Германия)
Внимание!
С 2025 года в каждом из разделов можно будет публиковать не более трёх композиций ежемесячно от одного автора.
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* 1. ... Kf1 2. Sc2 Kg1 3. Sc3 Kf1 4. Se2 Rg1 5. Sxg3#
1. Sc5? Kf1 2. Sd3 Kg1 3. Se2+ Kf1 4. Sxg3+ Kg1 5. Se4 Kf1 6. g4 Kg1 7. Se1 Kf1 8. Sg2 Rg1? 9. Sg3#
8. ... Kg1 9. Sg3? stalemate! 9. Sc3? Kf1 10. Se2 Rg1 11. Sg3# too long!
2. ... Rg1! 1. Sc2! Kf1 2. Sxg3+ Kg1 3. Se2+? Kf1 4. g4 Rg1 5. Sg3+ Rxg3+!
3. Se4 Kf1 4. g4! Rg1? 5. Sd2# 4. ... Kg1 5. Se1 Kf1 6. Sg2 Kg1 7. Sc3 Kf1 8. Se2 Rg1 9. Sg3#
Keywords: mutate (White to play), complete block (problem), changed mates, changed continuations, exchange of roles (SS), pure round trip (S,S), switchback (k,Sk,Sk), pendulum (k), square vacation, annihilation (bPg3), line opening (unblocking wPg2), tempo move (wP), tempo creation wP, line closing (wSg2), selfblock, meredith
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