MESON Chess Problem Database
Problem Display
PID: 103298 (1B6/1PR5/2BP1K1N/8/4PkNp/4p2r/R7/2Q5 w - - 0 1)
Marandiuk, Mikhail Nazarovich
Komandnoe pervenstvo SSSR, 1978
#2
11 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Kf3
- Tries
- 1.Kg6?
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3
- 2.Rf7#
- 1...Rf3!
- 1...Kf3
- 1.Rf2+?
- 1...Kg3
- 2.Qxe3#
- 2.Qg1#
- 1...Rf3!
- 1...Kg3
- 1.Re7?
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rf3
- 2.d7#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3!
- 1...Kf3
- 1.Rg7?
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rf3
- 2.d7#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3!
- 1...Kf3
- 1.Rh7?
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rf3
- 2.d7#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3!
- 1...Kf3
- 1.Rc8?
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rf3
- 2.d7#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3!
- 1...Kf3
- 1.Qf1+?
- 1...Kg3
- 2.Rg2#
- 1...Rf3!
- 1...Kg3
- 1.Qc5?
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rf3
- 2.Qe5#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3
- 2.Qf5#
- 1...e2!
- 1...Kf3
- 1.e5?
- 1...Kg3
- 2.Qxe3#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3
- 2.Ra4#
- 2.Qc4#
- 1...Rf3!
- 1...Kg3
- 1.d7?
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rf3
- 2.Rc8#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3!
- 1...Kf3
- 1.Kg6?
- Keys
- 1.Rf7!
- 1...Kf3
- 2.Qxe3#
- 1...Kg3
- 2.Qxe3#
- 1...Rf3
- 2.d7#
- 1...Rh1
- 2.Qxe3#
- 1...Rh2
- 2.Qxe3#
- 1...Rg3
- 2.Kg6#
- 1...Kf3
- 1.Rf7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);N_GUARD::QAB1(A),XP(a)
- Tries
- Try
- K(G);P-FLIGHT
- Vars
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);N_GUARD::QAB1(A),XP(a)
- R(b);P_PINS(D),SBLOCK::R(J)
- Refutation
- R(b);
- Try
- R(B);CHECK
- Refutation
- R(b);P_SPINR(b)
- Try
- R(J);
- Vars
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);SBLOCK::B(K)+P(F)
- R(b);N_GUARD::QAB1(A),XP(a)
- Refutation
- R(b);
- Try
- R(J);
- Vars
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);SBLOCK::B(K)+P(F)
- R(b);N_GUARD::QAB1(A),XP(a)
- Refutation
- R(b);
- Try
- R(J);
- Vars
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);SBLOCK::B(K)+P(F)
- R(b);N_GUARD::QAB1(A),XP(a)
- Refutation
- R(b);
- Try
- R(J);
- Vars
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);SBLOCK::B(K)+P(F)
- R(b);N_GUARD::QAB1(A),XP(a)
- Refutation
- R(b);
- Try
- Q(A);CHECK,N_PINP(a)
- Vars
- K(c);S_FLIGHT::R1(B)
- Refutation
- R(b);P_SPINR(b)
- Try
- Q(A);N_PINP(a)
- Vars
- K(c);P-FLIGHT::QAR1(A),XP(a)
- K(c);S_FLIGHT::QAR2(A),XP(a)
- R(b);SBLOCK::QAB1(A)
- R(b);N_GUARD::QAB1(A),XP(a)
- R(b);SBLOCK::QAR1(A)
- Refutation
- P(a);
- Try
- P(C);
- Vars
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);N_GUARD::QAB1(A),XP(a)
- Refutation
- R(b);
- Try
- P(F);
- Vars
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);SBLOCK::B(K)+R(J)
- R(b);N_GUARD::QAB1(A),XP(a)
- Refutation
- R(b);
- Try
- Actual
- R(J);
- Vars
- K(c);N_SPINP(a),P-FLIGHT::QAR1(A),XP(a)
- K(c);N_SPINP(a),S_FLIGHT::QAR2(A),XP(a)
- R(b);SBLOCK::B(K)+P(F)
- R(b);N_GUARD::QAB1(A),XP(a)
- R(b);SBLOCK::R(J)+K(G)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).