MESON Chess Problem Database
Problem Display
PID: 159966 (8/8/3p4/pp1R2K1/k3P3/1p4R1/bQ2B3/8 w - - 0 1)
Chandrasekaran, KR
British Chess Magazine, 2016
#2
6 + 6
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Bb1
- Tries
- 1.Kf4?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Kg4?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Kh4?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Kf5?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Kh5?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Kf6?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Kg6?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Kh6?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Bd1?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Qxa2#
- 1...Kb4!
- 1...Bb1
- 1.Bf1?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Bg4?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bd7#
- 1...Kb4!
- 1...Bb1
- 1.Bh5?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Be8#
- 1...Kb4!
- 1...Bb1
- 1.Rxb3?
- threat
- 2.Bxb5#
- 2.Ra3#
- 2.Qa3#
- 2.Qxa2#
- 1...Bb1
- 2.Bxb5#
- 2.Ra3#
- 2.Qa3#
- 1...b4
- 2.Bb5#
- 2.Qxa2#
- 1...Bxb3!
- threat
- 1.Rgd3?
- 1...Kb4
- 2.R3d4#
- 1...Bb1
- 2.Qxb3#
- 1...b4!
- 1...Kb4
- 1.Re3?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Rf3?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Rh3?
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4!
- 1...Bb1
- 1.Rg4?
- 1...Kb4
- 2.e5#
- 1...b4
- 2.Bb5#
- 1...Bb1!
- 1...Kb4
- 1.Rxb5?
- 1...Bb1
- 2.Qxb3#
- 1...d5!
- 1...Bb1
- 1.Qxa2+?
- 1...Kb4
- 2.Rxb3#
- 2.Rxb5#
- 2.Qxb3#
- 1...bxa2!
- 1...Kb4
- 1.e5?
- 1...Kb4
- 2.Rg4#
- 1...b4
- 2.Bb5#
- 1...Bb1
- 2.Qxb3#
- 1...dxe5!
- 1...Kb4
- 1.Kf4?
- Keys
- 1.Rc3!
- 1...Kb4
- 2.Rd4#
- 1...Bb1
- 2.Qxb3#
- 1...b4
- 2.Bb5#
- 1...Kb4
- 1.Rc3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- K(F);P-FLIGHT
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- K(F);S_FLIGHT
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- K(F);P-FLIGHT
- Vars
- B(a);N_GUARD,P_PINP(D)::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- K(F);P-FLIGHT
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- K(F);S_FLIGHT
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- K(F);P-FLIGHT
- Vars
- B(a);N_GUARD,P_PINP(D)::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- K(F);S_FLIGHT
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- B(B);P_PINP(b)
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::QAR2(A),XB(a)
- Refutation
- K(c);P-FLIGHT
- Try
- B(B);
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- B(B);
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);OGATEB,SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- B(B);
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);OGATEB,SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- R(C);XP(b)
- Threat
- DUALS(4)
- Refutation
- B(a);XR(C)
- Try
- R(C);
- Vars
- K(c);P-FLIGHT,P_SPINP(b)::R(C)
- B(a);N_GUARD::QAB1(A),XP(b)
- Refutation
- P(e);
- Try
- R(C);
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- R(C);
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- R(C);
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b)
- Try
- R(C);
- Vars
- K(c);P-FLIGHT,P_SPINP(b)::R(C)+P(D)
- P(e);SBLOCK::B(B)
- Refutation
- B(a);
- Try
- R(E);XP(e)
- Vars
- B(a);N_GUARD::QAB1(A),XP(b)
- Refutation
- P(f);
- Try
- Q(A);CHECK,XB(a)
- Refutation
- P(b);XQ(A)
- Try
- P(D);
- Vars
- K(c);P-FLIGHT,P_SPINP(b)::R(C)
- P(e);SBLOCK::B(B)
- B(a);N_GUARD::QAB1(A),XP(b)
- Refutation
- P(f);XP(D)
- Try
- Actual
- R(C);
- Vars
- K(c);P-FLIGHT,P_SPINP(b)::R(E)
- B(a);N_GUARD::QAB1(A),XP(b)
- P(e);SBLOCK::B(B)
Developed and maintained by Brian Stephenson.
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