MESON Chess Problem Database
Problem Display
PID: 106850 (2K5/8/1pQp3p/1PnP3R/6B1/2Bk2p1/P5N1/2R3N1 w - - 0 1)
Andrade, Barry Jack da Costa
London Evening News, 1930
#2
11 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kc4
- 2.Be2#
- 1...Ke4
- 2.Bf5#
- 1...Sb3
- 2.Bf5#
- 1...Sa4
- 2.Bf5#
- 1...Se4
- 2.Be2#
- 1...Sa6
- 2.Bf5#
- 1...Se6
- 2.Bf5#
- 1...Sb7
- 2.Bf5#
- 1...Sd7
- 2.Bf5#
- 1...Kc4
- Tries
- 1.Ba1?
- 1...Ke4
- 2.Bf5#
- 1...Sb3
- 2.Qc2#
- 1...Sa4
- 2.Qc2#
- 1...Se4
- 2.Qc2#
- 1...Sa6
- 2.Qc2#
- 1...Se6
- 2.Qc2#
- 1...Sb7
- 2.Qc2#
- 1...Sd7
- 2.Qc2#
- 1...Kd2!
- 1...Ke4
- 1.Bb2?
- 1...Ke4
- 2.Bf5#
- 1...Sb3
- 2.Qc2#
- 1...Sa4
- 2.Qc2#
- 1...Se4
- 2.Qc2#
- 1...Sa6
- 2.Qc2#
- 1...Se6
- 2.Qc2#
- 1...Sb7
- 2.Qc2#
- 1...Sd7
- 2.Qc2#
- 1...Kd2!
- 1...Ke4
- 1.Bf6?
- 1...Ke4
- 2.Bf5#
- 1...Sb3
- 2.Qc2#
- 1...Sa4
- 2.Qc2#
- 1...Se4
- 2.Qc2#
- 1...Sa6
- 2.Qc2#
- 1...Se6
- 2.Qc2#
- 1...Sb7
- 2.Qc2#
- 1...Sd7
- 2.Qc2#
- 1...Kd2!
- 1...Ke4
- 1.Bg7?
- 1...Ke4
- 2.Bf5#
- 1...Sb3
- 2.Qc2#
- 1...Sa4
- 2.Qc2#
- 1...Se4
- 2.Qc2#
- 1...Sa6
- 2.Qc2#
- 1...Se6
- 2.Qc2#
- 1...Sb7
- 2.Qc2#
- 1...Sd7
- 2.Qc2#
- 1...Kd2!
- 1...Ke4
- 1.Bh8?
- 1...Ke4
- 2.Bf5#
- 1...Sb3
- 2.Qc2#
- 1...Sa4
- 2.Qc2#
- 1...Se4
- 2.Qc2#
- 1...Sa6
- 2.Qc2#
- 1...Se6
- 2.Qc2#
- 1...Sb7
- 2.Qc2#
- 1...Sd7
- 2.Qc2#
- 1...Kd2!
- 1...Ke4
- 1.Bd1?
- 1...Kc4
- 2.Be2#
- 1...Sb3
- 2.Bc2#
- 1...Sa4
- 2.Bc2#
- 1...Se4
- 2.Bc2#
- 2.Be2#
- 1...Sa6
- 2.Bc2#
- 1...Se6
- 2.Bc2#
- 1...Sb7
- 2.Bc2#
- 1...Sd7
- 2.Bc2#
- 1...Ke4!
- 1...Kc4
- 1.Bf5+?
- 1...Kc4
- 2.Se3#
- 2.Rh4#
- 1...Se4!
- 1...Kc4
- 1.Rh4?
- threat
- 2.Be2#
- 1...Kc4
- 2.Be2#
- 2.Bf5#
- 1...Ke4!
- threat
- 1.Re5?
- threat
- 2.Be2#
- 1...Kc4
- 2.Be2#
- 1...dxe5!
- threat
- 1.Rxh6?
- 1...Kc4
- 2.Be2#
- 1...Sb3
- 2.Bf5#
- 1...Sa4
- 2.Bf5#
- 1...Se4
- 2.Be2#
- 1...Sa6
- 2.Bf5#
- 1...Se6
- 2.Bf5#
- 1...Sb7
- 2.Bf5#
- 1...Sd7
- 2.Bf5#
- 1...Ke4!
- 1...Kc4
- 1.a3?
- 1...Ke4
- 2.Bf5#
- 1...Sb3
- 2.Bf5#
- 1...Sa4
- 2.Bf5#
- 1...Se4
- 2.Be2#
- 1...Sa6
- 2.Bf5#
- 1...Se6
- 2.Bf5#
- 1...Sb7
- 2.Bf5#
- 1...Sd7
- 2.Bf5#
- 1...Kc4!
- 1...Ke4
- 1.a4?
- 1...Ke4
- 2.Bf5#
- 1...Sxa4
- 2.Bf5#
- 1...Sb3
- 2.Bf5#
- 1...Se4
- 2.Be2#
- 1...Sa6
- 2.Bf5#
- 1...Se6
- 2.Bf5#
- 1...Sb7
- 2.Bf5#
- 1...Sd7
- 2.Bf5#
- 1...Kc4!
- 1...Ke4
- 1.Ba1?
- Keys
- 1.Qc7!
- 1...Kc4
- 2.Be2#
- 1...Ke4
- 2.Qh7#
- 1...Sb3
- 2.Bf5#
- 1...Sa4
- 2.Bf5#
- 1...Se4
- 2.Be2#
- 1...Sa6
- 2.Bf5#
- 1...Se6
- 2.Bf5#
- 1...Sb7
- 2.Bf5#
- 1...Sd7
- 2.Bf5#
- 1...Kc4
- 1.Qc7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(a);P_SPINS(c),S_FLIGHT::B(F)
- K(a);S_FLIGHT::B(F)
- S(c);N_GUARD::B(F)
- S(c);SBLOCK::B(F)
- Tries
- Try
- B(E);
- Vars
- K(a);S_FLIGHT::B(F)
- S(c);OGATE::QAB1(J)
- S(c);OGATE,SBLOCK::QAB1(J)
- Refutation
- K(a);P-FLIGHT
- Try
- B(E);
- Vars
- K(a);S_FLIGHT::B(F)
- S(c);OGATE::QAB1(J)
- S(c);OGATE,SBLOCK::QAB1(J)
- Refutation
- K(a);P-FLIGHT
- Try
- B(E);
- Vars
- K(a);S_FLIGHT::B(F)
- S(c);OGATE::QAB1(J)
- S(c);OGATE,SBLOCK::QAB1(J)
- Refutation
- K(a);P-FLIGHT
- Try
- B(E);
- Vars
- K(a);S_FLIGHT::B(F)
- S(c);OGATE::QAB1(J)
- S(c);OGATE,SBLOCK::QAB1(J)
- Refutation
- K(a);P-FLIGHT
- Try
- B(E);
- Vars
- K(a);S_FLIGHT::B(F)
- S(c);OGATE::QAB1(J)
- S(c);OGATE,SBLOCK::QAB1(J)
- Refutation
- K(a);P-FLIGHT
- Try
- B(F);
- Vars
- K(a);P_SPINS(c),S_FLIGHT::B(F)
- S(c);::B(F)
- Refutation
- K(a);S_FLIGHT
- Try
- B(F);CHECK
- Refutation
- S(c);P_SPINS(c)
- Try
- R(I);
- Threat
- B(F)
- Refutation
- K(a);S_FLIGHT
- Try
- R(I);
- Threat
- B(F)
- Vars
- K(a);P_SPINS(c),S_FLIGHT::B(F)
- Refutation
- P(e);XR(I)
- Try
- R(I);XP(f)
- Vars
- K(a);P_SPINS(c),S_FLIGHT::B(F)
- S(c);N_GUARD::B(F)
- S(c);SBLOCK::B(F)
- Refutation
- K(a);S_FLIGHT
- Try
- P(C);
- Vars
- K(a);S_FLIGHT::B(F)
- S(c);N_GUARD::B(F)
- S(c);SBLOCK::B(F)
- Refutation
- K(a);P_SPINS(c),S_FLIGHT
- Try
- P(C);
- Vars
- K(a);S_FLIGHT::B(F)
- S(c);N_GUARD,XP(C)::B(F)
- S(c);N_GUARD::B(F)
- S(c);SBLOCK::B(F)
- Refutation
- K(a);P_SPINS(c),S_FLIGHT
- Try
- Actual
- Q(J);
- Vars
- K(a);P_SPINS(c),S_FLIGHT::B(F)
- K(a);S_FLIGHT::QAB(J)
- S(c);N_GUARD::B(F)
- S(c);SBLOCK::B(F)
Developed and maintained by Brian Stephenson.
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