MESON Chess Problem Database
Problem Display
PID: 78815 (8/3p4/3P1p1n/3QbkpP/8/n1R5/1R4NN/K1BB1r2 w - - 0 1)
Andrade, Barry Jack da Costa
The Tablet, 1960
(First published on Sat Jun 25 1960)
#2
10 + 8
| 15239 | Valois Notebooks | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Rxd1
- 2.Rf2#
- 2.Rf3#
- 1...Re1
- 2.Rf2#
- 2.Rf3#
- 1...Rg1
- 2.Rf2#
- 2.Rf3#
- 1...Rh1
- 2.Rf2#
- 2.Rf3#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Rxf3#
- 1...Rf4
- 2.Se3#
- 1...Sb1
- 2.Bc2#
- 1...Sc2+
- 2.Bxc2#
- 1...Sc4
- 2.Bc2#
- 1...Sb5
- 2.Bc2#
- 1...Sg4
- 2.Bxg4#
- 1...Sf7
- 2.Bg4#
- 1...Sg8
- 2.Bg4#
- 1...g4
- 2.Sh4#
- 1...Rxd1
- Tries
- 1.Sxf1?
- threat
- 2.Sfe3#
- 2.Sg3#
- 2.Rf2#
- 1...Sc4
- 2.Sg3#
- 2.Rf2#
- 1...Sg4
- 2.Sg3#
- 2.Rf3#
- 1...g4
- 2.Sg3#
- 2.Sh4#
- 2.Rf2#
- 1...Sc2+!
- threat
- 1.Bb3?
- threat
- 2.Qd3#
- 1...Sc2+
- 2.Bxc2#
- 1...Rd1
- 2.Rf2#
- 2.Rf3#
- 1...Re1
- 2.Rf2#
- 2.Rf3#
- 1...Rf3
- 2.Rxf3#
- 1...Rf4
- 2.Se3#
- 1...Sc4
- 2.Bc2#
- 1...Rxc1+!
- threat
- 1.Ba4?
- threat
- 2.Bxd7#
- 1...Sc2+
- 2.Bxc2#
- 1...Sb5
- 2.Bc2#
- 1...Rxc1+!
- threat
- 1.Ra2?
- 1...Sc2+
- 2.Bxc2#
- 1...Rxd1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rg1
- 2.Rf2#
- 1...Rh1
- 2.Rf2#
- 1...Rf2
- 2.Rxf2#
- 1...Rf4
- 2.Se3#
- 1...Sb1
- 2.Bc2#
- 1...Sc4
- 2.Bc2#
- 1...Sb5
- 2.Bc2#
- 1...Sg4
- 2.Bxg4#
- 1...Sf7
- 2.Bg4#
- 1...Sg8
- 2.Bg4#
- 1...g4
- 2.Sh4#
- 1...Rf3!
- 1...Sc2+
- 1.Rxa3?
- threat
- 2.Bc2#
- 1...Rxd1
- 2.Rf3#
- 1...Rf3
- 2.Rxf3#
- 1...Re1
- 2.Rf3#
- 1...Rf4
- 2.Se3#
- 1...Rf2!
- threat
- 1.Rcb3?
- 1...Sc2+
- 2.Bxc2#
- 1...Rxd1
- 2.Rf3#
- 1...Rf3
- 2.Rxf3#
- 1...Re1
- 2.Rf3#
- 1...Rg1
- 2.Rf3#
- 1...Rh1
- 2.Rf3#
- 1...Rf4
- 2.Se3#
- 1...Sb1
- 2.Bc2#
- 1...Sc4
- 2.Bc2#
- 1...Sb5
- 2.Bc2#
- 1...Sg4
- 2.Bxg4#
- 1...Sf7
- 2.Bg4#
- 1...Sg8
- 2.Bg4#
- 1...g4
- 2.Sh4#
- 1...Rf2!
- 1...Sc2+
- 1.Rg3?
- 1...Sc2+
- 2.Bxc2#
- 1...Rxd1
- 2.Rf3#
- 1...Rf3
- 2.Rxf3#
- 1...Re1
- 2.Rf3#
- 1...Rg1
- 2.Rf3#
- 1...Rh1
- 2.Rf3#
- 1...Rf4
- 2.Se3#
- 1...Sb1
- 2.Bc2#
- 1...Sc4
- 2.Bc2#
- 1...Sb5
- 2.Bc2#
- 1...Sg4
- 2.Bxg4#
- 1...Sf7
- 2.Bg4#
- 1...Sg8
- 2.Bg4#
- 1...g4
- 2.Sh4#
- 1...Rf2!
- 1...Sc2+
- 1.Rh3?
- 1...Sc2+
- 2.Bxc2#
- 1...Rxd1
- 2.Rf3#
- 1...Rf3
- 2.Rxf3#
- 1...Re1
- 2.Rf3#
- 1...Rg1
- 2.Rf3#
- 1...Rh1
- 2.Rf3#
- 1...Rf4
- 2.Se3#
- 1...Sb1
- 2.Bc2#
- 1...Sc4
- 2.Bc2#
- 1...Sb5
- 2.Bc2#
- 1...Sg4
- 2.Bxg4#
- 1...Sf7
- 2.Bg4#
- 1...Sg8
- 2.Bg4#
- 1...g4
- 2.Sh4#
- 1...Rf2!
- 1...Sc2+
- 1.Sxf1?
- Keys
- 1.Ka2!
- 1...Rxd1
- 2.Rf2#
- 2.Rf3#
- 1...Re1
- 2.Rf2#
- 2.Rf3#
- 1...Rg1
- 2.Rf2#
- 2.Rf3#
- 1...Rh1
- 2.Rf2#
- 2.Rf3#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Rxf3#
- 1...Rf4
- 2.Se3#
- 1...Sb1
- 2.Bc2#
- 1...Sc2
- 2.Bxc2#
- 1...Sc4
- 2.Bc2#
- 1...Sb5
- 2.Bc2#
- 1...Sg4
- 2.Bxg4#
- 1...Sf7
- 2.Bg4#
- 1...Sg8
- 2.Bg4#
- 1...g4
- 2.Sh4#
- 1...Rxd1
- 1.Ka2!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::R(D),XR(a)
- R(a);N_GUARD::R(G),XR(a)
- R(a);SBLOCK::S(E)
- S(b);N_GUARD::B(C)
- S(b);CHECK,N_GUARD::B(C),XS(b)
- S(g);N_GUARD::B(C),XS(g)
- S(g);N_GUARD::B(C)
- P(e);N_GUARD::S(E)
- Tries
- Try
- S(F);XR(a)
- Threat
- DUALS(3)
- Refutation
- S(b);CHECK
- Try
- B(C);P_SPINB(B)
- Threat
- QAB(H)
- Vars
- S(b);CHECK,N_GUARD::B(C),XS(b)
- R(a);N_GUARD,N_PINB(B)::R(G),XR(a)
- R(a);N_PINB(B),SBLOCK::S(E)
- S(b);N_GUARD::B(C)
- Refutation
- R(a);CHECK,XB(B)
- Try
- B(C);P_SPINB(B)
- Threat
- B(C),XP(h)
- Vars
- S(b);CHECK,N_GUARD::B(C),XS(b)
- S(b);N_GUARD::B(C)
- Refutation
- R(a);CHECK,XB(B)
- Try
- R(D);P_SPINR(G)
- Vars
- S(b);CHECK,N_GUARD::B(C),XS(b)
- R(a);N_GUARD,P_PINB(B),XB(C)::R(D)
- R(a);N_GUARD::R(D)
- R(a);N_GUARD::R(D),XR(a)
- R(a);SBLOCK::S(E)
- S(b);N_GUARD::B(C)
- S(g);N_GUARD::B(C),XS(g)
- S(g);N_GUARD::B(C)
- P(e);N_GUARD::S(E)
- Refutation
- R(a);
- Try
- R(G);P_SPINR(D),XS(b)
- Threat
- B(C)
- Vars
- R(a);N_GUARD,P_PINB(B),XB(C)::R(G)
- R(a);N_GUARD::R(G),XR(a)
- R(a);N_GUARD::R(G)
- R(a);SBLOCK::S(E)
- Refutation
- R(a);
- Try
- R(G);P_SPINR(D)
- Vars
- S(b);CHECK,N_GUARD::B(C),XS(b)
- R(a);N_GUARD,P_PINB(B),XB(C)::R(G)
- R(a);N_GUARD::R(G),XR(a)
- R(a);N_GUARD::R(G)
- R(a);SBLOCK::S(E)
- S(b);N_GUARD::B(C)
- S(g);N_GUARD::B(C),XS(g)
- S(g);N_GUARD::B(C)
- P(e);N_GUARD::S(E)
- Refutation
- R(a);
- Try
- R(G);P_SPINR(D)
- Vars
- S(b);CHECK,N_GUARD::B(C),XS(b)
- R(a);N_GUARD,P_PINB(B),XB(C)::R(G)
- R(a);N_GUARD::R(G),XR(a)
- R(a);N_GUARD::R(G)
- R(a);SBLOCK::S(E)
- S(b);N_GUARD::B(C)
- S(g);N_GUARD::B(C),XS(g)
- S(g);N_GUARD::B(C)
- P(e);N_GUARD::S(E)
- Refutation
- R(a);
- Try
- R(G);P_SPINR(D)
- Vars
- S(b);CHECK,N_GUARD::B(C),XS(b)
- R(a);N_GUARD,P_PINB(B),XB(C)::R(G)
- R(a);N_GUARD::R(G),XR(a)
- R(a);N_GUARD::R(G)
- R(a);SBLOCK::S(E)
- S(b);N_GUARD::B(C)
- S(g);N_GUARD::B(C),XS(g)
- S(g);N_GUARD::B(C)
- P(e);N_GUARD::S(E)
- Refutation
- R(a);
- Try
- Actual
- K(A);P-FLIGHT
- Vars
- R(a);N_GUARD,P_PINR(D)::R(D),XR(a)
- R(a);N_GUARD::R(G),XR(a)
- R(a);SBLOCK::S(E)
- S(b);N_GUARD::B(C)
- S(b);N_GUARD::B(C),XS(b)
- S(g);N_GUARD::B(C),XS(g)
- S(g);N_GUARD::B(C)
- P(e);N_GUARD::S(E)
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