MESON Chess Problem Database
Problem Display
PID: 70510 (7B/NK1PP1r1/8/5P2/pPk5/P1n3P1/2Q2P2/4N2B w - - 0 1)
Marandiuk, Mikhail Nazarovich
1st Prize, Shakhmatnaya kompozitsiya, 2005
#2
13 + 4
| 56 | The Problemist | 2006 |
| 145 | StrateGems | 2007 |
| 15 | British Chess Magazine | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Rg4
- 2.Qxc3#
- 1...Rg5
- 2.Qxc3#
- 1...Rg6
- 2.Qxc3#
- 1...Rxe7
- 2.Qxc3#
- 1...Rf7
- 2.Qxc3#
- 1...Rh7
- 2.Qxc3#
- 1...Rg8
- 2.Qxc3#
- 1...Rg4
- Tries
- 1.Sd3?
- 1...Rxg3
- 2.Sb2#
- 2.Qxc3#
- 1...Rxe7
- 2.Sb2#
- 2.Qxc3#
- 1...Rg4
- 2.Sb2#
- 2.Qxc3#
- 1...Rg5
- 2.Sb2#
- 2.Qxc3#
- 1...Rg6
- 2.Sb2#
- 2.Qxc3#
- 1...Rf7
- 2.Sb2#
- 2.Qxc3#
- 1...Rh7
- 2.Sb2#
- 2.Qxc3#
- 1...Rg8
- 2.Sb2#
- 2.Qxc3#
- 1...Kd4!
- 1...Rxg3
- 1.Sb5?
- 1...Kxb5
- 2.Qd3#
- 1...Rxg3
- 2.Sd6#
- 1...Rxe7
- 2.Sd6#
- 1...Rg4
- 2.Sd6#
- 1...Rg5
- 2.Sd6#
- 1...Rf7
- 2.Sd6#
- 1...Rh7
- 2.Sd6#
- 1...Rg8
- 2.Sd6#
- 1...Rg6!
- 1...Kxb5
- 1.Bf3?
- 1...Rxg3
- 2.Qxc3#
- 1...Rxe7
- 2.Qxc3#
- 1...Rg6
- 2.Qxc3#
- 1...Rg4
- 2.Qxc3#
- 1...Rg5
- 2.Qxc3#
- 1...Rf7
- 2.Qxc3#
- 1...Rh7
- 2.Qxc3#
- 1...Rg8
- 2.Qxc3#
- 1...Kd4!
- 1...Rxg3
- 1.Qa2+?
- 1...Kd4
- 2.Sc6#
- 2.Bxg7#
- 1...Sxa2!
- 1...Kd4
- 1.f4?
- 1...Kd4
- 2.Qd3#
- 1...Rxe7
- 2.Qxc3#
- 1...Rg6
- 2.Qxc3#
- 1...Rg4
- 2.Qxc3#
- 1...Rg5
- 2.Qxc3#
- 1...Rf7
- 2.Qxc3#
- 1...Rh7
- 2.Qxc3#
- 1...Rg8
- 2.Qxc3#
- 1...Rxg3!
- 1...Kd4
- 1.g4?
- 1...Rxg4
- 2.Qxc3#
- 1...Rxe7
- 2.Qxc3#
- 1...Rg6
- 2.Qxc3#
- 1...Rg5
- 2.Qxc3#
- 1...Rf7
- 2.Qxc3#
- 1...Rh7
- 2.Qxc3#
- 1...Rg8
- 2.Qxc3#
- 1...Kd4!
- 1...Rxg4
- 1.d8Q?
- threat
- 2.Qdd3#
- 2.Qd5#
- 1...Rxg3
- 2.Bd5#
- 2.Qc7#
- 2.Qd4#
- 2.Qd5#
- 2.Qc8#
- 1...Rxe7+!
- threat
- 1.d8R?
- 1...Rxg3
- 2.Bd5#
- 2.Rd4#
- 2.Rc8#
- 1...Rg6
- 2.Bd5#
- 2.Rd4#
- 2.Qxc3#
- 1...Rg4
- 2.Bd5#
- 2.Rc8#
- 2.Qxc3#
- 1...Rg5
- 2.Bd5#
- 2.Rd4#
- 2.Rc8#
- 2.Qxc3#
- 1...Rf7
- 2.Bd5#
- 2.Rd4#
- 2.Rc8#
- 2.Qxc3#
- 1...Rh7
- 2.Bd5#
- 2.Rd4#
- 2.Rc8#
- 2.Qxc3#
- 1...Rg8
- 2.Bd5#
- 2.Rd4#
- 2.Qxc3#
- 1...Rxe7+!
- 1...Rxg3
- 1.e8Q?
- threat
- 2.Qee4#
- 1...Kd4
- 2.Qd3#
- 1...Rg4
- 2.Qf7#
- 2.Qxc3#
- 2.Qee2#
- 2.Qe6#
- 2.Qc8#
- 1...Re7
- 2.Qxc3#
- 2.Qc8#
- 1...Rxd7+!
- threat
- 1.e8R?
- 1...Kd4
- 2.Qd3#
- 1...Rxg3
- 2.Rc8#
- 1...Rg6
- 2.Qxc3#
- 1...Rg4
- 2.Rc8#
- 2.Qxc3#
- 1...Rg5
- 2.Rc8#
- 2.Qxc3#
- 1...Re7
- 2.Rc8#
- 2.Qxc3#
- 1...Rf7
- 2.Rc8#
- 2.Qxc3#
- 1...Rh7
- 2.Rc8#
- 2.Qxc3#
- 1...Rg8
- 2.Qxc3#
- 1...Rxd7+!
- 1...Kd4
- 1.Sd3?
- Keys
- 1.Sf3!
- 1...Kd5
- 2.Qd3#
- 1...Rxg3
- 2.Sd2#
- 1...Rxe7
- 2.Sd2#
- 1...Rg4
- 2.Sd2#
- 1...Rg5
- 2.Sd2#
- 1...Rg6
- 2.Sd2#
- 1...Rf7
- 2.Sd2#
- 1...Rh7
- 2.Sd2#
- 1...Rg8
- 2.Sd2#
- 1...Kd5
- 1.Sf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 7
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(d);::QAR1(C),XS(a)
- R(d);P_PINP(K),XP(L)::QAR1(C),XS(a)
- Tries
- Try
- S(A);
- Refutation
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(d)
- Try
- S(I);
- Vars
- K(c);N_SPINS(a),S_FLIGHT,XS(I)::QAB(C)
- R(d);XP(F)::S(I)
- R(d);P_PINP(K),XP(L)::S(I)
- R(d);::S(I)
- Refutation
- R(d);
- Try
- B(B);
- Vars
- R(d);XP(F)::QAR1(C),XS(a)
- R(d);P_PINP(K),XP(L)::QAR1(C),XS(a)
- R(d);::QAR1(C),XS(a)
- Refutation
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(d)
- Try
- Q(C);CHECK,N_PINS(a)
- Refutation
- S(a);XQ(C)
- Try
- P(D);
- Vars
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(d)::QAR1(C)
- R(d);P_PINP(K),XP(L)::QAR1(C),XS(a)
- R(d);::QAR1(C),XS(a)
- Refutation
- R(d);XP(F)
- Try
- P(F);
- Vars
- R(d);XP(F)::QAR1(C),XS(a)
- R(d);P_PINP(K),XP(L)::QAR1(C),XS(a)
- R(d);::QAR1(C),XS(a)
- Refutation
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(d)
- Try
- P(K);P_SPINP(L)
- Threat
- DUALS(2)
- Refutation
- R(d);CHECK,XP(L)
- Try
- P(K);P_SPINP(L)
- Refutation
- R(d);CHECK,XP(L)
- Try
- P(L);P_SPINP(K)
- Threat
- QAR2(L)
- Vars
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(d)::QAR1(C)
- Refutation
- R(d);CHECK,XP(K)
- Try
- P(L);P_SPINP(K)
- Vars
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(d)::QAR1(C)
- R(d);N_PINP(K),XP(F)::R(L)
- R(d);N_PINP(K)::QAR1(C),XS(a)
- Refutation
- R(d);CHECK,XP(K)
- Try
- Actual
- S(A);
- Vars
- K(c);N_SPINS(a),S_FLIGHT::QAR2(C)
- R(d);XP(F)::S(A)
- R(d);P_PINP(K),XP(L)::S(A)
- R(d);::S(A)
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