MESON Chess Problem Database
Problem Display
PID: 102365 (4b3/1Q6/2pPk1pN/R1B1p1P1/3bp3/2p1p3/2K1P3/3R4 w - - 0 1)
Bajtay, Jozsef
L'Echiquier de Paris, 1950
#2
9 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd5
- 2.Qb3#
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Kd5
- Tries
- 1.Kb1?
- 1...Kd5
- 2.Qb3#
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...c2+!
- 1...Kd5
- 1.Kc1?
- 1...Kd5
- 2.Qb3#
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...c2!
- 1...Kd5
- 1.Ba3?
- threat
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...c5!
- threat
- 1.Rda1?
- 1...Kd5
- 2.Qb3#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Bxc5!
- 1...Kd5
- 1.Rb1?
- 1...Kd5
- 2.Qb3#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Bxc5!
- 1...Kd5
- 1.Rc1?
- 1...Kd5
- 2.Qb3#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Bxc5!
- 1...Kd5
- 1.Re1?
- 1...Kd5
- 2.Qb3#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Bxc5!
- 1...Kd5
- 1.Rf1?
- 1...Kd5
- 2.Qb3#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Bxc5!
- 1...Kd5
- 1.Rg1?
- 1...Kd5
- 2.Qb3#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Bxc5!
- 1...Kd5
- 1.Rh1?
- 1...Kd5
- 2.Qb3#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Bxc5!
- 1...Kd5
- 1.Rd3?
- 1...Kd5
- 2.Qb3#
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...exd3+!
- 1...Kd5
- 1.Rxd4?
- threat
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...exd4!
- threat
- 1.Raa1?
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Kd5!
- 1...Bxc5
- 1.Ra2?
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Kd5!
- 1...Bxc5
- 1.Ra3?
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Kd5!
- 1...Bxc5
- 1.Ra4?
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Kd5!
- 1...Bxc5
- 1.Ra6?
- 1...Bxc5
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Kd5!
- 1...Bxc5
- 1.Ra8?
- 1...Bxc5
- 2.Rxe8#
- 2.Qe7#
- 1...Bd7
- 2.Qb3#
- 1...Bf7
- 2.Qxf7#
- 1...Kd5!
- 1...Bxc5
- 1.Qc8+?
- 1...Bd7
- 2.Qg8#
- 1...Kd5!
- 1...Bd7
- 1.Qg7?
- 1...Bxc5
- 2.Qe7#
- 1...Bf7
- 2.Qxf7#
- 1...Bd7
- 2.Qf7#
- 2.Qg8#
- 1...Kd5!
- 1...Bxc5
- 1.Qh7?
- 1...Bxc5
- 2.Qe7#
- 1...Bf7
- 2.Qxf7#
- 1...Bd7
- 2.Qg8#
- 2.Qf7#
- 1...Kd5!
- 1...Bxc5
- 1.Kb1?
- Keys
- 1.d7!
- threat
- 2.Qxc6#
- 1...Kd5
- 2.Qb3#
- 1...Bxc5
- 2.d8S#
- 1...Bxd7
- 2.Qb3#
- threat
- 1.d7!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT::QAB(I)
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT::QAB(I)
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- P(a);CHECK
- Try
- K(B);P-FLIGHT
- Vars
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT::QAB(I)
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- P(a);
- Try
- B(E);
- Threat
- QAR1(I)
- Vars
- B(i);SBLOCK::QAB(I)
- Refutation
- P(f);
- Try
- R(A);
- Vars
- K(g);P_SPINP(f),S_FLIGHT::QAB(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- B(c);XB(E)
- Try
- R(A);
- Vars
- K(g);P_SPINP(f),S_FLIGHT::QAB(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- B(c);XB(E)
- Try
- R(A);
- Vars
- K(g);P_SPINP(f),S_FLIGHT::QAB(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- B(c);XB(E)
- Try
- R(A);
- Vars
- K(g);P_SPINP(f),S_FLIGHT::QAB(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- B(c);XB(E)
- Try
- R(A);
- Vars
- K(g);P_SPINP(f),S_FLIGHT::QAB(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- B(c);XB(E)
- Try
- R(A);
- Vars
- K(g);P_SPINP(f),S_FLIGHT::QAB(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- B(c);XB(E)
- Try
- R(A);
- Vars
- K(g);P_SPINP(f),S_FLIGHT::QAB(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- B(c);XB(E)
- Try
- R(A);
- Vars
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT::QAB(I)
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- P(d);CHECK,XR(A)
- Try
- R(A);XB(c)
- Threat
- QAR1(I)
- Vars
- B(i);SBLOCK::QAB(I)
- Refutation
- P(e);XR(A)
- Try
- R(D);
- Vars
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT
- Try
- R(D);
- Vars
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT
- Try
- R(D);
- Vars
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT
- Try
- R(D);
- Vars
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT
- Try
- R(D);
- Vars
- B(c);XB(E)::QAR1(I)
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT
- Try
- R(D);
- Vars
- B(i);SBLOCK::QAB(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT
- Try
- Q(I);CHECK
- Vars
- B(i);OGATE,P_SPINB(i),SBLOCK::QAB(I)
- Refutation
- K(g);P_SPINB(c),S_FLIGHT
- Try
- Q(I);
- Vars
- B(c);XB(E)::QAR1(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),S_FLIGHT
- Try
- Q(I);
- Vars
- B(c);XB(E)::QAR1(I)
- B(i);N_GUARD::QAB1(I),XB(i)
- Refutation
- K(g);P_SPINB(c),S_FLIGHT
- Try
- Actual
- P(G);
- Threat
- QAR2(I),XP(f)
- Vars
- K(g);P_SPINB(c),P_SPINP(f),S_FLIGHT::QAB(I)
- B(c);XB(E)::P=S
- B(i);SBLOCK,XP(G)::QAB(I)
Developed and maintained by Brian Stephenson.
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