MESON Chess Problem Database
Problem Display
PID: 11711 (2k5/r2R4/1PN2K2/8/8/8/2Q5/8 w - - 0 1)
Tolstoy, Stanislav Maksimovic
1st HM., Feledvanykedvelok Lapja, 1971
#2
5 + 2
| 3296 | Shakhmatny zadachi miniaturi | 1987 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rc7#
- 1...Ra2
- 2.Rc7#
- 1...Ra3
- 2.Rc7#
- 1...Ra4
- 2.Rc7#
- 1...Ra5
- 2.Rc7#
- 1...Ra6
- 2.Rc7#
- 1...Rb7
- 2.Rd8#
- 1...Rc7
- 2.Rxc7#
- 1...Ra8
- 2.Rc7#
- 1...Ra1
- Tries
- 1.Ke6?
- 1...Rc7
- 2.Rxc7#
- 1...Ra1
- 2.Rc7#
- 2.b7#
- 1...Ra2
- 2.Rc7#
- 2.b7#
- 1...Ra3
- 2.Rc7#
- 2.b7#
- 1...Ra4
- 2.Rc7#
- 2.b7#
- 1...Ra5
- 2.Rc7#
- 2.b7#
- 1...Ra6
- 2.Rc7#
- 2.b7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 2.b7#
- 1...Rxd7!
- 1...Rc7
- 1.Sa5+?
- 1...Kb8
- 2.Rd8#
- 1...Rc7
- 2.Qxc7#
- 1...Kxd7!
- 1...Kb8
- 1.Se5+?
- 1...Rc7
- 2.Qxc7#
- 1...Kb8!
- 1...Rc7
- 1.Sxa7+?
- 1...Kb8
- 2.Qc8#
- 1...Kxd7!
- 1...Kb8
- 1.Se7+?
- 1...Kb8
- 2.Qc8#
- 1...Kxd7!
- 1...Kb8
- 1.Sb8+?
- 1...Rc7
- 2.Qxc7#
- 1...Kxb8!
- 1...Rc7
- 1.Qd1?
- 1...Rc7
- 2.Rxc7#
- 1...Ra1
- 2.Rc7#
- 2.b7#
- 1...Ra2
- 2.Rc7#
- 2.b7#
- 1...Ra3
- 2.Rc7#
- 2.b7#
- 1...Ra4
- 2.Rc7#
- 2.b7#
- 1...Ra5
- 2.Rc7#
- 2.b7#
- 1...Ra6
- 2.Rc7#
- 2.b7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 2.b7#
- 1...Rxd7!
- 1...Rc7
- 1.Qb3?
- 1...Kxd7
- 2.Qe6#
- 1...Rc7
- 2.Rxc7#
- 1...Ra1
- 2.Rc7#
- 1...Ra2
- 2.Rc7#
- 1...Ra3
- 2.Rc7#
- 1...Ra4
- 2.Rc7#
- 1...Ra5
- 2.Rc7#
- 1...Ra6
- 2.Rc7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 1...Rxd7!
- 1...Kxd7
- 1.Qd3?
- 1...Rc7
- 2.Rxc7#
- 1...Ra1
- 2.Rc7#
- 2.b7#
- 1...Ra2
- 2.Rc7#
- 2.b7#
- 1...Ra3
- 2.Rc7#
- 2.b7#
- 1...Ra4
- 2.Rc7#
- 2.b7#
- 1...Ra5
- 2.Rc7#
- 2.b7#
- 1...Ra6
- 2.Rc7#
- 2.b7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 2.b7#
- 1...Rxd7!
- 1...Rc7
- 1.Qa4?
- 1...Rxa4
- 2.Rc7#
- 1...Rxd7
- 2.Qa8#
- 1...Rc7
- 2.Rxc7#
- 1...Ra5
- 2.Rc7#
- 1...Ra6
- 2.Rc7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 1...Kxd7!
- 1...Rxa4
- 1.Qe4?
- threat
- 2.Qe8#
- 1...Kxd7
- 2.Qe6#
- 1...Rc7
- 2.Rxc7#
- 1...Rxd7!
- threat
- 1.Qf5?
- threat
- 2.Rxa7#
- 2.Rc7#
- 1...Rc7
- 2.Rxc7#
- 1...Ra1
- 2.Ra7#
- 2.Rc7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.b7#
- 1...Ra2
- 2.Ra7#
- 2.Rc7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.b7#
- 1...Ra3
- 2.Ra7#
- 2.Rc7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.b7#
- 1...Ra4
- 2.Ra7#
- 2.Rc7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.b7#
- 1...Ra5
- 2.Rc7#
- 2.b7#
- 1...Ra6
- 2.Ra7#
- 2.Rc7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.b7#
- 1...Rb7
- 2.Rc7#
- 2.Rd8#
- 1...Ra8
- 2.Ra7#
- 2.Rc7#
- 2.Re7#
- 2.Rf7#
- 2.Rg7#
- 2.Rh7#
- 2.b7#
- 1...Rxd7!
- threat
- 1.Qh7?
- threat
- 2.Rd8#
- 1...Rc7
- 2.Rxc7#
- 1...Rxd7!
- threat
- 1.Qd2?
- 1...Rc7
- 2.Rxc7#
- 1...Ra1
- 2.Rc7#
- 2.b7#
- 1...Ra2
- 2.Rc7#
- 2.b7#
- 1...Ra3
- 2.Rc7#
- 2.b7#
- 1...Ra4
- 2.Rc7#
- 2.b7#
- 1...Ra5
- 2.Rc7#
- 2.b7#
- 1...Ra6
- 2.Rc7#
- 2.b7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 2.b7#
- 1...Rxd7!
- 1...Rc7
- 1.Qe2?
- threat
- 2.Qe8#
- 1...Kxd7
- 2.Qe6#
- 1...Rc7
- 2.Rxc7#
- 1...Rxd7!
- threat
- 1.Qh2?
- 1...Rxd7
- 2.Qb8#
- 1...Rc7
- 2.Rxc7#
- 2.Qxc7#
- 1...Ra1
- 2.Rc7#
- 2.Qc7#
- 1...Ra2
- 2.Rc7#
- 2.Qc7#
- 1...Ra3
- 2.Rc7#
- 2.Qc7#
- 1...Ra4
- 2.Rc7#
- 2.Qc7#
- 1...Ra5
- 2.Rc7#
- 2.Qc7#
- 1...Ra6
- 2.Rc7#
- 2.Qc7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 2.Qc7#
- 1...Kxd7!
- 1...Rxd7
- 1.Qc4?
- 1...Kxd7
- 2.Qe6#
- 1...Rc7
- 2.Rxc7#
- 1...Ra1
- 2.Rc7#
- 1...Ra2
- 2.Rc7#
- 1...Ra3
- 2.Rc7#
- 1...Ra4
- 2.Rc7#
- 1...Ra5
- 2.Rc7#
- 1...Ra6
- 2.Rc7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 1...Rxd7!
- 1...Kxd7
- 1.Ke6?
- Keys
- 1.Qa2!
- 1...Kxd7
- 2.Qe6#
- 1...Rxa2
- 2.Rc7#
- 1...Rxd7
- 2.Qa8#
- 1...Rc7
- 2.Rxc7#
- 1...Ra3
- 2.Rc7#
- 1...Ra4
- 2.Rc7#
- 1...Ra5
- 2.Rc7#
- 1...Ra6
- 2.Rc7#
- 1...Rb7
- 2.Rd8#
- 1...Ra8
- 2.Rc7#
- 1...Kxd7
- 1.Qa2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD::R1(E)
- R(a);SBLOCK::R1(E)
- R(a);N_GUARD::R1(E),XR(a)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- R(a);N_GUARD::R1(E),XR(a)
- R(a);SBLOCK::R1(E)
- Refutation
- R(a);XR(E)
- Try
- S(C);CHECK
- Vars
- K(b);P-FLIGHT::R(E)
- R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- S(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
- Refutation
- K(b);P-FLIGHT
- Try
- S(C);CHECK,XR(a)
- Vars
- K(b);P-FLIGHT::QAR1(A)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- S(C);CHECK
- Vars
- K(b);P-FLIGHT::QAR1(A)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- S(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a)::QAR1(A),XR(a)
- Refutation
- K(b);P-FLIGHT,XS(C)
- Try
- Q(A);
- Vars
- R(a);N_GUARD::R1(E),XR(a)
- R(a);SBLOCK::R1(E)
- Refutation
- R(a);XR(E)
- Try
- Q(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::QAB1(A)
- R(a);N_GUARD::R1(E),XR(a)
- R(a);N_GUARD::R1(E)
- R(a);SBLOCK::R1(E)
- Refutation
- R(a);XR(E)
- Try
- Q(A);
- Vars
- R(a);N_GUARD::R1(E),XR(a)
- R(a);SBLOCK::R1(E)
- Refutation
- R(a);XR(E)
- Try
- Q(A);
- Vars
- R(a);N_GUARD,XQ(A)::R1(E)
- R(a);OGATE,SBLOCK,XR(E)::QAR2(A)
- R(a);N_GUARD::R1(E),XR(a)
- R(a);N_GUARD::R1(E)
- R(a);SBLOCK::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::QAB1(A)
- R(a);N_GUARD::R1(E),XR(a)
- Refutation
- R(a);XR(E)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(a);::QAB(A)+R(E),DCHECK,XR(a)
- Refutation
- R(a);P_SPINR(a),XR(E)
- Try
- Q(A);
- Threat
- R1(E)
- Vars
- R(a);N_GUARD::R1(E),XR(a)
- Refutation
- R(a);XR(E)
- Try
- Q(A);
- Vars
- R(a);N_GUARD::R1(E),XR(a)
- R(a);SBLOCK::R1(E)
- Refutation
- R(a);XR(E)
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::QAB1(A)
- R(a);N_GUARD::R1(E),XR(a)
- Refutation
- R(a);XR(E)
- Try
- Q(A);
- Vars
- R(a);SBLOCK,XR(E)::QAR1(A)
- R(a);SBLOCK::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::QAB1(A)
- R(a);N_GUARD::R1(E),XR(a)
- R(a);N_GUARD::R1(E)
- R(a);SBLOCK::R1(E)
- Refutation
- R(a);XR(E)
- Try
- Actual
- Q(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::QAB1(A)
- R(a);N_GUARD,XQ(A)::R1(E)
- R(a);OGATE,SBLOCK,XR(E)::QAR2(A)
- R(a);N_GUARD::R1(E),XR(a)
- R(a);N_GUARD::R1(E)
- R(a);SBLOCK::R1(E)
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