MESON Chess Problem Database
Problem Display
PID: 114809 (Q7/8/1K6/1PP5/p1kp2nR/R6b/4N1r1/7B w - - 0 1)
Andrade, Barry Jack da Costa
Times Litterary Supplement, 1925
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kb4
- 2.Qxa4#
- 1...Rg1
- 2.Qxa4#
- 1...Rxe2
- 2.Qxa4#
- 1...Rf2
- 2.Qxa4#
- 1...Rh2
- 2.Qxa4#
- 1...Rg3
- 2.Qxa4#
- 1...Sf2
- 2.Rxd4#
- 1...Sh2
- 2.Rxd4#
- 1...Se3
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sf6
- 2.Rxd4#
- 1...Sh6
- 2.Rxd4#
- 1...d3
- 2.Qe4#
- 1...Kb4
- Tries
- 1.Kc6?
- threat
- 2.Qxa4#
- 1...Kb4
- 2.Qxa4#
- 1...Se5+!
- threat
- 1.Sf4?
- threat
- 2.Qxa4#
- 1...Kb4
- 2.Qxa4#
- 1...Rb2!
- threat
- 1.Bxg2?
- threat
- 2.Qxa4#
- 1...Kb4
- 2.Qxa4#
- 1...Bxg2!
- threat
- 1.Rc3+?
- 1...Kb4
- 2.Qa5#
- 1...dxc3!
- 1...Kb4
- 1.Rhxh3?
- threat
- 2.Rxa4#
- 1...Kb4
- 2.Rxa4#
- 2.Qxa4#
- 1...Rg3
- 2.Qxa4#
- 1...d3
- 2.Qe4#
- 1...Se3!
- threat
- 1.Rxg4?
- threat
- 2.Rxd4#
- 1...Kb4
- 2.Qxa4#
- 1...Rxe2
- 2.Qxa4#
- 1...Rxg4
- 2.Qxa4#
- 1...Bxg4!
- threat
- 1.Rh5?
- threat
- 2.Qxa4#
- 1...Kb4
- 2.Qxa4#
- 1...Se5!
- threat
- 1.Qf3?
- threat
- 2.Rxa4#
- 1...Se3
- 2.Rxd4#
- 1...d3
- 2.Qe4#
- 1...Kb4!
- threat
- 1.Kc6?
- Keys
- 1.Ka5!
- 1...Kxc5
- 2.Qc6#
- 1...Rxe2
- 2.Qd5#
- 1...Rg1
- 2.Qd5#
- 1...Rf2
- 2.Qd5#
- 1...Rh2
- 2.Qd5#
- 1...Rg3
- 2.Qd5#
- 1...Sf2
- 2.Rc3#
- 1...Sh2
- 2.Rc3#
- 1...Se3
- 2.Rc3#
- 1...Se5
- 2.Rc3#
- 1...Sf6
- 2.Rc3#
- 1...Sh6
- 2.Rc3#
- 1...d3
- 2.Rc3#
- 1...Kxc5
- 1.Ka5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 12
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(d);P-FLIGHT::QAR1(H),XP(c)
- R(a);::QAR2(H),XP(c)
- R(a);XS(B)::QAR2(H),XP(c)
- S(f);OGATE,P_SPINP(e)::R1(D),XP(e)
- P(e);OGATEB,P_SPINS(f)::QAR2(H)
- Tries
- Try
- K(G);P-FLIGHT
- Threat
- QAR2(H),XP(c)
- Vars
- K(d);P-FLIGHT::QAR1(H),XP(c)
- Refutation
- S(f);CHECK,P_SPINP(e)
- Try
- S(B);
- Threat
- QAR2(H),XP(c)
- Vars
- K(d);P-FLIGHT::QAR1(H),XP(c)
- Refutation
- R(a);P_PINP(E)
- Try
- B(A);XR(a)
- Threat
- QAR2(H),XP(c)
- Vars
- K(d);P-FLIGHT::QAR1(H),XP(c)
- Refutation
- B(b);XB(A)
- Try
- R(C);CHECK
- Vars
- K(d);P-FLIGHT::QAB1(H)
- Refutation
- P(e);P_SPINS(f),XR(C)
- Try
- R(D);XB(b)
- Threat
- R(C),XP(c)
- Vars
- R(a);::QAR2(H),XP(c)
- P(e);OGATEB::QAR2(H)
- Refutation
- S(f);
- Try
- R(D);P_PINP(e),XS(f)
- Threat
- R1(D),XP(e)
- Vars
- K(d);P-FLIGHT::QAR1(H),XP(c)
- R(a);XS(B)::QAR2(H),XP(c)
- R(a);N_SPINP(e),XR(D)::QAR2(H),XP(c)
- Refutation
- B(b);N_SPINP(e),XR(D)
- Try
- R(D);
- Threat
- QAR2(H),XP(c)
- Vars
- K(d);P-FLIGHT::QAR1(H),XP(c)
- Refutation
- S(f);
- Try
- Q(H);
- Threat
- R(C),XP(c)
- Vars
- S(f);OGATE,P_SPINP(e)::R1(D),XP(e)
- P(e);OGATEB,P_SPINS(f)::QAR2(H)
- Refutation
- K(d);P-FLIGHT
- Try
- Actual
- K(G);S_FLIGHT
- Vars
- K(d);OGATEB,P-FLIGHT,XP(F)::QAR1(H)
- R(a);XS(B)::QAB1(H)
- R(a);::QAB1(H)
- S(f);P_SPINP(e)::R1(C)
- P(e);N_GUARD,P_SPINS(f)::R1(C)
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