MESON Chess Problem Database
Problem Display
PID: 64612 (R2BBk1K/4p1N1/3pp1P1/3p4/3R2p1/r6p/1q1p1N2/2r2Q2 w - - 0 1)
Gavriliv, Evgeni M
Zalokotsky, Roman Fedorovich (aka Fedorovich, Roman)
Sp. HM., Die Schwalbe, 1981
#2
9 + 11
| 3752 | FIDE Album (1980-1982) | 1988 |
| 23 | Die Schwalbe | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Qa2
- 2.Rf4#
- 1...Qb3
- 2.Rf4#
- 1...Qb5
- 2.Rf4#
- 1...Qb6
- 2.Rf4#
- 1...Qb7
- 2.Rf4#
- 1...Qb8
- 2.Rf4#
- 1...Rc2
- 2.Sd3#
- 1...Rcc3
- 2.Sd3#
- 2.Rf4#
- 1...Rc4
- 2.Sd3#
- 1...Rc5
- 2.Sd3#
- 1...Rc6
- 2.Sd3#
- 1...Rc7
- 2.Sd3#
- 1...Rc8
- 2.Sd3#
- 1...Ra1
- 2.Sd1#
- 1...Ra2
- 2.Sd1#
- 1...Rac3
- 2.Rf4#
- 1...Ra4
- 2.Sd1#
- 1...Ra5
- 2.Sd1#
- 1...Ra6
- 2.Sd1#
- 1...Ra7
- 2.Sd1#
- 1...Rxa8
- 2.Sd1#
- 1...Qa2
- Tries
- 1.Sxg4+?
- 1...Rf3
- 2.Qxf3#
- 1...Rxf1!
- 1...Rf3
- 1.Ba5?
- threat
- 2.Sxe6#
- 1...Qxd4
- 2.Bc6#
- 1...Qb8
- 2.Rf4#
- 1...Re1
- 2.Bb5#
- 1...Rc8
- 2.Sd3#
- 1...e5
- 2.Se6#
- 1...Re3!
- threat
- 1.Bb6?
- threat
- 2.Sxe6#
- 1...Rxa8
- 2.Sd1#
- 1...Re1
- 2.Ba4#
- 1...Rc8
- 2.Sd3#
- 1...Re3
- 2.Bc6#
- 1...e5
- 2.Se6#
- 1...Qxd4!
- threat
- 1.Bc7?
- threat
- 2.Sxe6#
- 1...Qxd4
- 2.Ba4#
- 1...Rxa8
- 2.Sd1#
- 1...Qb8
- 2.Rf4#
- 1...Re3
- 2.Bb5#
- 1...e5
- 2.Se6#
- 1...Re1!
- threat
- 1.Ba4?
- threat
- 2.Sxe6#
- 1...Qxd4
- 2.Bc7#
- 1...Rxa4
- 2.Sd1#
- 1...Qb5
- 2.Rf4#
- 1...Re1
- 2.Bb6#
- 1...Rc6
- 2.Sd3#
- 1...e5
- 2.Se6#
- 1...Re3!
- threat
- 1.Bb5?
- threat
- 2.Sxe6#
- 1...Qxb5
- 2.Rf4#
- 1...Re1
- 2.Ba5#
- 1...Rc6
- 2.Sd3#
- 1...Re3
- 2.Bc7#
- 1...e5
- 2.Se6#
- 1...Qxd4!
- threat
- 1.Bc6?
- threat
- 2.Sxe6#
- 1...Qxd4
- 2.Ba5#
- 1...Rxc6
- 2.Sd3#
- 1...Re3
- 2.Bb6#
- 1...e5
- 2.Se6#
- 1...Re1!
- threat
- 1.Sxg4+?
- Keys
- 1.Ra7!
- threat
- 2.Bxe7#
- 1...Rxa7
- 2.Sd1#
- 1...Qb7
- 2.Rf4#
- 1...Rc7
- 2.Sd3#
- threat
- 1.Ra7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 17
- Sets
- Q(b);N_GUARD::R(C)
- R(a);N_GUARD::QAR(A)+S(B)
- R(d);N_GUARD::QAR(A)+S(B)
- R(d);S_CUTQ(b)::R(C)
- R(d);N_GUARD,XR(F)::QAR(A)+S(B)
- Tries
- Try
- S(B);CHECK,XP(f)
- Vars
- R(d);N_GUARD,P_SPINR(d)::QAR(A),XR(d)
- Refutation
- R(a);XQ(A)
- Try
- B(G);
- Threat
- S(E),XP(i)
- Vars
- Q(b);N_GUARD,P_PINS(E),XR(C)::R(F)+B(H)
- Q(b);N_GUARD::R(C)
- R(a);N_GUARD::R(F)+B(H)
- R(a);N_GUARD::QAR(A)+S(B)
- P(i);::S(E)
- Refutation
- R(d);
- Try
- B(G);
- Threat
- S(E),XP(i)
- Vars
- R(d);N_GUARD,XR(F)::QAR(A)+S(B)
- R(a);N_GUARD::R(F)+B(H)
- R(a);N_GUARD::QAR(A)+S(B)
- R(d);N_GUARD::R(F)+B(H)
- P(i);::S(E)
- Refutation
- Q(b);P_PINS(E),XR(C)
- Try
- B(G);
- Threat
- S(E),XP(i)
- Vars
- Q(b);N_GUARD,P_PINS(E),XR(C)::R(F)+B(H)
- R(d);N_GUARD,XR(F)::QAR(A)+S(B)
- Q(b);N_GUARD::R(C)
- R(d);N_GUARD::R(F)+B(H)
- P(i);::S(E)
- Refutation
- R(a);
- Try
- B(H);
- Threat
- S(E),XP(i)
- Vars
- Q(b);N_GUARD,P_PINS(E),XR(C)::R(F)+B(G)
- R(d);N_GUARD,XB(H)::QAR(A)+S(B)
- Q(b);N_GUARD::R(C)
- R(a);N_GUARD::R(F)+B(G)
- R(a);N_GUARD::QAR(A)+S(B)
- P(i);::S(E)
- Refutation
- R(d);
- Try
- B(H);
- Threat
- S(E),XP(i)
- Vars
- Q(b);N_GUARD,XB(H)::R(C)
- R(a);N_GUARD::R(F)+B(G)
- R(a);N_GUARD::QAR(A)+S(B)
- R(d);N_GUARD::R(F)+B(G)
- P(i);::S(E)
- Refutation
- Q(b);P_PINS(E),XR(C)
- Try
- B(H);
- Threat
- S(E),XP(i)
- Vars
- Q(b);N_GUARD,P_PINS(E),XR(C)::R(F)+B(G)
- R(a);N_GUARD,XB(H)::QAR(A)+S(B)
- R(d);N_GUARD::R(F)+B(G)
- P(i);::S(E)
- Refutation
- R(a);
- Try
- Actual
- R(F);
- Threat
- B(G),XP(j)
- Vars
- R(d);N_GUARD,XR(F)::QAR(A)+S(B)
- Q(b);N_GUARD::R(C)
- R(a);N_GUARD::QAR(A)+S(B)
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