MESON Chess Problem Database
Problem Display
PID: 194119 (4r3/1Np5/2N1Pp2/P2kpQ2/r2p4/B2B4/7p/7K w - - 0 1)
Novejarque Iranzo, Angel
Comm., Spanish National Ty., 1917
#2
8 + 8
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Kxc6
- 2.Qe4#
- 1...Rxa3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Be4#
- 1...Rxa5
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...Kxc6
- Tries
- 1.Kxh2?
- 1...Kxc6
- 2.Qe4#
- 1...Rxa3
- 2.Sb4#
- 1...Rxa5
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8+!
- 1...Kxc6
- 1.Bb2?
- 1...Kxc6
- 2.Qe4#
- 1...Rxa5
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...Ra1+!
- 1...Kxc6
- 1.Bc5?
- 1...Kxc6
- 2.Qe4#
- 1...Rxa5
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...Ra1+!
- 1...Kxc6
- 1.Bf8?
- 1...Kxc6
- 2.Qe4#
- 1...Rxa5
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Rxf8
- 2.Se7#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Ra1+!
- 1...Kxc6
- 1.Qg4?
- 1...Kxc6
- 2.Qe4#
- 1...Rxa3
- 2.Sb4#
- 1...Rxa5
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Rc4
- 2.Be4#
- 1...Rb4
- 2.Sxb4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...e4
- 2.Qxe4#
- 1...f5!
- 1...Kxc6
- 1.Qf3+?
- 1...e4
- 2.Qxe4#
- 1...Kxe6!
- 1...e4
- 1.Qxe5+?
- 1...Kxc6
- 2.Be4#
- 2.Qe4#
- 2.Qb5#
- 1...fxe5!
- 1...Kxc6
- 1.a6?
- 1...Rxa3
- 2.Sb4#
- 1...Rxa6
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Rc4
- 2.Be4#
- 1...Rb4
- 2.Sxb4#
- 1...Ra5
- 2.Sb4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...Kxc6!
- 1...Rxa3
- 1.Kxh2?
- Keys
- 1.Bc1!
- 1...Kxc6
- 2.Qe4#
- 1...Rxa5
- 2.Sb4#
- 1...Rxe6
- 2.Qe4#
- 1...Ra1
- 2.Sb4#
- 1...Ra2
- 2.Sb4#
- 1...Ra3
- 2.Sb4#
- 1...Rb4
- 2.Sxb4#
- 1...Rc4
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...Kxc6
- 1.Bc1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(d);N_SPINP(e),S_FLIGHT,XS(F)::QAB(E)
- R(b);N_GUARD,XB(B)::S(F)
- R(b);N_GUARD::S(F),XR(b)
- R(b);SBLOCK::B(C)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
- Tries
- Try
- K(A);P-FLIGHT,XP(a)
- Vars
- K(d);N_SPINP(e),S_FLIGHT,XS(F)::QAB(E)
- R(b);N_GUARD,XB(B)::S(F)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(b);N_GUARD::S(F),XR(b)
- R(b);SBLOCK::B(C)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
- Refutation
- R(h);CHECK
- Try
- B(B);
- Vars
- K(d);N_SPINP(e),S_FLIGHT,XS(F)::QAB(E)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(b);N_GUARD::S(F)
- R(b);N_GUARD::S(F),XR(b)
- R(b);SBLOCK::B(C)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
- Refutation
- R(b);CHECK
- Try
- B(B);
- Vars
- K(d);N_SPINP(e),S_FLIGHT,XS(F)::QAB(E)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(b);N_GUARD::S(F)
- R(b);N_GUARD::S(F),XR(b)
- R(b);SBLOCK::B(C)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
- Refutation
- R(b);CHECK
- Try
- B(B);
- Vars
- K(d);N_SPINP(e),S_FLIGHT,XS(F)::QAB(E)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(h);N_GUARD,XB(B)::S(F)
- R(b);N_GUARD::S(F)
- R(b);N_GUARD::S(F),XR(b)
- R(b);SBLOCK::B(C)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
- Refutation
- R(b);CHECK
- Try
- Q(E);N_PINP(e)
- Vars
- K(d);S_FLIGHT,XS(F)::QAB(E)
- R(b);N_GUARD,XB(B)::S(F)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(b);SBLOCK::B(C)
- R(b);N_GUARD::S(F),XR(b)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
- P(e);::QAB1(E),XP(e)
- Refutation
- P(f);
- Try
- Q(E);CHECK,N_PINP(e)
- Vars
- P(e);P_SPINP(e)::QAB1(E),XP(e)
- Refutation
- K(d);S_FLIGHT,XP(G)
- Try
- Q(E);CHECK,XP(e)
- Refutation
- P(f);XQ(E)
- Try
- P(D);
- Vars
- R(b);N_GUARD,XB(B)::S(F)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(b);SBLOCK::B(C)
- R(b);N_GUARD::S(F),XR(b)
- R(b);N_GUARD::S(F)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
- Refutation
- K(d);N_SPINP(e),S_FLIGHT,XS(F)
- Try
- Actual
- B(B);
- Vars
- K(d);N_SPINP(e),S_FLIGHT,XS(F)::QAB(E)
- R(b);N_GUARD,XP(D)::S(F)
- R(h);SBLOCK,XP(G)::QAB1(E)
- R(b);N_GUARD,P_PINB(B)::S(F)
- R(b);N_GUARD::S(F)
- R(b);N_GUARD::S(F),XR(b)
- R(b);SBLOCK::B(C)
- R(h);N_GUARD::S(F),XR(h)
- R(h);N_GUARD::S(F)
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