MESON Chess Problem Database
Problem Display
PID: 96574 (2b3N1/2r1RK2/p4R2/1PPk2p1/3P1rB1/1N1P4/8/8 w - - 0 1)
Mirri, Giorgio
Problemas, 1972
#2
10 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rf3
- 2.Bxf3#
- 1...Rxd4
- 2.Rd6#
- 1...Re4
- 2.Rd6#
- 1...Rxg4
- 2.Rd6#
- 1...Rxf6+
- 2.Sxf6#
- 1...Rxc5
- 2.Re5#
- 1...Rc6
- 2.Re5#
- 1...Rd7
- 2.Be6#
- 1...Rxe7+
- 2.Sxe7#
- 1...Bf5
- 2.Rd6#
- 1...Be6+
- 2.Bxe6#
- 1...Bb7
- 2.Be6#
- 1...Bd7
- 2.Re5#
- 1...Rf3
- Tries
- 1.Kg6?
- threat
- 2.Rd6#
- 2.Re5#
- 1...Rxf6+
- 2.Sxf6#
- 1...Rxd4
- 2.Rd6#
- 1...Rxc5
- 2.Re5#
- 1...Rxe7
- 2.Sxe7#
- 2.Rd6#
- 1...Re4
- 2.Rd6#
- 1...Rf5
- 2.Rd6#
- 1...Rc6
- 2.Re5#
- 1...Rd7
- 2.Be6#
- 2.Re5#
- 1...Be6
- 2.Bxe6#
- 1...Bf5+!
- threat
- 1.Ke8?
- threat
- 2.Rd6#
- 2.Re5#
- 1...Rxe7+
- 2.Sxe7#
- 1...Rxd4
- 2.Rd6#
- 1...Rxf6
- 2.Sxf6#
- 2.Re5#
- 1...Rxc5
- 2.Re5#
- 1...Re4
- 2.Rd6#
- 1...Rf5
- 2.Rd6#
- 1...Rc6
- 2.Re5#
- 1...Rd7
- 2.Be6#
- 2.Re5#
- 1...Be6
- 2.Bxe6#
- 1...Bd7+!
- threat
- 1.Kf8?
- threat
- 2.Re5#
- 1...Rxf6+
- 2.Sxf6#
- 1...Rxd4
- 2.Rd6#
- 1...Rxe7
- 2.Sxe7#
- 1...Re4
- 2.Rd6#
- 1...Be6
- 2.Bxe6#
- 1...Rf5!
- threat
- 1.Bf3+?
- 1...Re4
- 2.Bxe4#
- 2.Rd6#
- 1...Rxf3!
- 1...Re4
- 1.Bf5?
- threat
- 2.Rd6#
- 1...Rxe7+
- 2.Sxe7#
- 1...Be6+
- 2.Bxe6#
- 1...Rxc5
- 2.Re5#
- 1...Rc6
- 2.Re5#
- 1...Rd7
- 2.Be6#
- 1...Rxf5!
- threat
- 1.Bd7?
- threat
- 2.Re5#
- 1...Rxf6+
- 2.Sxf6#
- 1...Rxd4
- 2.Rf5#
- 2.Rd6#
- 1...Re4
- 2.Rd6#
- 1...Rf5
- 2.Rxf5#
- 1...Rxd7!
- threat
- 1.Bxc8?
- threat
- 2.Be6#
- 1...Rxf6+
- 2.Sxf6#
- 1...Rxe7+
- 2.Sxe7#
- 1...Rxd4
- 2.Rf5#
- 2.Rd6#
- 1...Rxc5
- 2.Re5#
- 2.Rd7#
- 1...Rxc8
- 2.Re5#
- 2.Rd7#
- 1...Re4
- 2.Rd6#
- 1...Rc6
- 2.Re5#
- 1...Rd7
- 2.Rxd7#
- 1...axb5!
- threat
- 1.Rxf4?
- threat
- 2.Sf6#
- 2.Bf3#
- 1...Rxe7+
- 2.Sxe7#
- 1...Be6+
- 2.Bxe6#
- 1...Bxg4
- 2.Sf6#
- 1...axb5
- 2.Bf3#
- 1...Rc6
- 2.Bf3#
- 2.Re5#
- 1...Bf5
- 2.Sf6#
- 2.Rxf5#
- 1...Rxc5!
- threat
- 1.Rf5+?
- 1...Bxf5
- 2.Sf6#
- 1...Rxf5+!
- 1...Bxf5
- 1.Rxc7?
- threat
- 2.Se7#
- 1...Rxf6+
- 2.Sxf6#
- 1...Be6+
- 2.Bxe6#
- 1...Re4
- 2.Rd6#
- 1...Rxd4!
- threat
- 1.Rd7+?
- 1...Bxd7
- 2.Se7#
- 1...Rxd7+!
- 1...Bxd7
- 1.Kg6?
- Keys
- 1.Kg7!
- threat
- 2.Rd6#
- 1...Rxe7+
- 2.Sxe7#
- 1...Rxf6
- 2.Sxf6#
- 1...Rxc5
- 2.Re5#
- 1...Rc6
- 2.Re5#
- 1...Rd7
- 2.Be6#
- 1...Be6
- 2.Bxe6#
- threat
- 1.Kg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- R(a);N_GUARD::B(D),XR(a)
- R(a);N_PINR(G),P_PINR(H),XP(C)::R1(G)
- R(a);N_PINR(G),P_PINR(H)::R1(G)
- R(a);N_PINR(G),P_PINR(H),XB(D)::R1(G)
- R(a);CHECK,P_PINR(H),XR(G)::S(J),XR(a)
- R(e);OGATE,XP(F)::R1(H)
- R(e);OGATE::R1(H)
- R(e);S_CUTB(f)::B(D)
- R(e);CHECK,XR(H)::S(J),XR(e)
- B(f);N_PINR(G),P_PINR(H)::R1(G)
- B(f);CHECK,N_GUARD::B(D),XB(f)
- B(f);N_GUARD::B(D)
- B(f);OGATE::R1(H)
- Tries
- Try
- K(I);N_SPINR(G),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- R(a);CHECK,XR(G)::S(J),XR(a)
- R(a);XP(C)::R1(G)
- R(e);XP(F)::R1(H)
- R(a);::R1(G)
- R(e);P_PINR(G)::R1(H)
- B(f);N_GUARD::B(D),XB(f)
- Refutation
- B(f);CHECK
- Try
- K(I);N_SPINR(G),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,XR(H)::S(J),XR(e)
- R(a);XP(C)::R1(G)
- R(e);XP(F)::R1(H)
- R(a);P_PINR(H)::R1(G)
- R(a);::R1(G)
- R(e);::R1(H)
- B(f);N_GUARD::B(D),XB(f)
- Refutation
- B(f);CHECK
- Try
- K(I);P-FLIGHT
- Threat
- R1(H)
- Vars
- R(a);CHECK,XR(G)::S(J),XR(a)
- R(a);N_PINR(G),XP(C)::R1(G)
- R(e);XR(H)::S(J),XR(e)
- R(a);N_PINR(G)::R1(G)
- B(f);N_GUARD::B(D),XB(f)
- Refutation
- R(a);
- Try
- B(D);CHECK
- Refutation
- R(a);XB(D)
- Try
- B(D);N_SPINR(G),P_SPINR(H)
- Threat
- R1(G)
- Vars
- R(e);CHECK,XR(H)::S(J),XR(e)
- B(f);CHECK,N_GUARD::B(D),XB(f)
- R(e);N_PINR(H),XP(F)::R1(H)
- R(e);N_PINR(H)::R1(H)
- R(e);S_CUTB(f)::B(D)
- Refutation
- R(a);N_PINR(H),P_PINR(G),XB(D)
- Try
- B(D);
- Threat
- R1(H)
- Vars
- R(a);CHECK,XR(G)::S(J),XR(a)
- R(a);N_PINR(G)::R1(G)
- R(a);N_GUARD::R(G),XR(a)
- Refutation
- R(e);XB(D)
- Try
- B(D);XB(f)
- Threat
- B(D)
- Vars
- R(a);CHECK,P_PINR(H),XR(G)::S(J),XR(a)
- R(e);CHECK,XR(H)::S(J),XR(e)
- R(a);N_PINR(G),P_PINR(H)::R1(G)
- R(e);OGATE::R1(H)
- R(e);N_GUARD::R(H),XR(e)
- Refutation
- P(d);XP(E)
- Try
- R(G);N_SPINR(G),P_SPINR(H),XR(a)
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,XR(H)::S(J),XR(e)
- B(f);CHECK,N_GUARD::B(D),XB(f)
- B(f);XB(D)::S(J)
- P(d);XP(E)::B(D)
- Refutation
- R(e);N_PINR(H),XP(F)
- Try
- R(G);CHECK
- Vars
- B(f);P_PINR(H),XR(G)::S(J)
- Refutation
- R(a);CHECK,P_PINR(H),XR(G)
- Try
- R(H);XR(e)
- Threat
- S(J)
- Vars
- R(a);CHECK,XR(G)::S(J),XR(a)
- B(f);CHECK,N_GUARD::B(D),XB(f)
- R(a);N_PINR(G)::R1(G)
- Refutation
- R(a);N_PINR(G),XP(C)
- Try
- R(H);CHECK
- Vars
- B(f);XR(H)::S(J)
- Refutation
- R(e);CHECK,XR(H)
- Try
- Actual
- K(I);N_SPINR(G),P-FLIGHT,P_SPINR(H)
- Threat
- R1(G)
- Vars
- R(e);CHECK,XR(H)::S(J),XR(e)
- R(a);XR(G)::S(J),XR(a)
- R(e);N_PINR(H),XP(F)::R1(H)
- R(e);N_PINR(H)::R1(H)
- R(e);S_CUTB(f)::B(D)
- B(f);N_GUARD::B(D),XB(f)
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