MESON Chess Problem Database
Problem Display
PID: 29884 (1n1rB1b1/pR6/7R/r2k2PK/3ppPN1/BP2pn2/2N5/7Q w - - 0 1)
Shire, David J
Probleemblad, 1987
#2
11 + 10
| 3256 | David Shire Selected Chess Problems | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rxa3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Rc5
- 2.Sb4#
- 1...Ra6
- 2.Rb5#
- 1...Rd6
- 2.Rxd6#
- 1...Rc8
- 2.Rd6#
- 1...Rxe8
- 2.Rd6#
- 1...Be6
- 2.Sf6#
- 1...Bf7+
- 2.Bxf7#
- 1...Bh7
- 2.Bf7#
- 1...Sa6
- 2.Bc6#
- 1...Sc6
- 2.Bxc6#
- 1...Sd7
- 2.Rd6#
- 1...d3
- 2.Sgxe3#
- 1...Rxa3
- Tries
- 1.Be7?
- threat
- 2.Sb4#
- 1...Bf7+
- 2.Bxf7#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Sa6
- 2.Bc6#
- 1...Sc6
- 2.Bxc6#
- 1...d3
- 2.Sgxe3#
- 1...Rd6!
- threat
- 1.Bf8?
- threat
- 2.Sb4#
- 1...Bf7+
- 2.Bxf7#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Sa6
- 2.Bc6#
- 1...Sc6
- 2.Bxc6#
- 1...d3
- 2.Sgxe3#
- 1...Rd6!
- threat
- 1.Rbb6?
- threat
- 2.Sf6#
- 1...Bf7+
- 2.Bxf7#
- 1...Rxa3
- 2.Rb5#
- 1...Rd6
- 2.Rbxd6#
- 2.Rhxd6#
- 1...Sc6
- 2.Bxc6#
- 1...Sd7
- 2.Rbd6#
- 2.Rhd6#
- 1...axb6!
- threat
- 1.Rc7?
- threat
- 2.Sb4#
- 1...Bf7+
- 2.Bxf7#
- 1...Ra4
- 2.Rc5#
- 1...Be6
- 2.Sf6#
- 1...Sa6
- 2.Bc6#
- 1...Sc6
- 2.Bxc6#
- 1...d3
- 2.Sgxe3#
- 1...Rb5!
- threat
- 1.Rd7+?
- 1...Sxd7
- 2.Rd6#
- 1...Rxd7!
- 1...Sxd7
- 1.Qd1?
- threat
- 2.Scxe3#
- 2.Sgxe3#
- 1...Bf7+
- 2.Bxf7#
- 1...Rxa3
- 2.Rb5#
- 1...e2
- 2.Sce3#
- 2.Sge3#
- 1...d3
- 2.Sgxe3#
- 1...Sd2!
- threat
- 1.Qh3?
- threat
- 2.Sf6#
- 1...Bf7+
- 2.Bxf7#
- 1...Rxa3
- 2.Rb5#
- 1...Rxe8
- 2.Rd6#
- 1...Rc5
- 2.Sb4#
- 1...Ra6
- 2.Rb5#
- 1...Rd6
- 2.Rxd6#
- 1...Sd7
- 2.Rd6#
- 1...Rd7!
- threat
- 1.Be7?
- Keys
- 1.Qc1!
- threat
- 2.Sb4#
- 1...Bf7+
- 2.Bxf7#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Be6
- 2.Sf6#
- 1...Sa6
- 2.Bc6#
- 1...Sc6
- 2.Bxc6#
- 1...d3
- 2.Sgxe3#
- threat
- 1.Qc1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- R(e);N_GUARD,XB(C)::R(J)
- R(e);N_GUARD::R(J)
- R(e);N_GUARD::R(J),XR(e)
- R(e);SBLOCK::S(B)
- R(i);N_GUARD::R1(I),XR(i)
- R(i);N_GUARD::R1(I)
- R(i);N_GUARD,XB(K)::R1(I)
- B(j);SBLOCK::S(F)
- B(j);CHECK,N_GUARD::B(K),XB(j)
- B(j);N_GUARD::B(K)
- S(h);N_GUARD::B(K)
- S(h);N_GUARD::B(K),XS(h)
- S(h);S_CUTR(i)::R1(I)
- P(c);N_GUARD::S(F),XP(a)
- Tries
- Try
- B(C);
- Threat
- S(B)
- Vars
- B(j);CHECK,N_GUARD::B(K),XB(j)
- R(e);N_GUARD::R(J)
- R(e);N_GUARD::R(J),XR(e)
- S(h);N_GUARD::B(K)
- S(h);N_GUARD::B(K),XS(h)
- P(c);N_GUARD::S(F),XP(a)
- Refutation
- R(i);
- Try
- B(C);
- Threat
- S(B)
- Vars
- B(j);CHECK,N_GUARD::B(K),XB(j)
- R(e);N_GUARD::R(J)
- R(e);N_GUARD::R(J),XR(e)
- S(h);N_GUARD::B(K)
- S(h);N_GUARD::B(K),XS(h)
- P(c);N_GUARD::S(F),XP(a)
- Refutation
- R(i);
- Try
- R(J);
- Threat
- S(F)
- Vars
- B(j);CHECK,N_GUARD::B(K),XB(j)
- R(e);N_GUARD,XB(C)::R(J)
- S(h);N_GUARD::B(K),XS(h)
- Refutation
- P(g);XR(J)
- Try
- R(J);
- Threat
- S(B)
- Vars
- B(j);CHECK,N_GUARD::B(K),XB(j)
- R(e);N_GUARD::R1(J)
- B(j);SBLOCK::S(F)
- S(h);N_GUARD::B(K)
- S(h);N_GUARD::B(K),XS(h)
- P(c);N_GUARD::S(F),XP(a)
- Refutation
- R(e);
- Try
- R(J);CHECK
- Vars
- S(h);XR(J)::R1(I)
- Refutation
- R(i);XR(J)
- Try
- Q(A);P_PINP(c)
- Threat
- DUALS(2)
- Vars
- B(j);CHECK,N_GUARD::B(K),XB(j)
- R(e);N_GUARD,XB(C)::R(J)
- P(c);::S(F),XP(a)
- Refutation
- S(b);N_SPINP(c)
- Try
- Q(A);
- Threat
- S(F)
- Vars
- B(j);CHECK,N_GUARD::B(K),XB(j)
- R(e);N_GUARD,XB(C)::R(J)
- R(i);N_GUARD,XB(K)::R1(I)
- R(e);SBLOCK::S(B)
- R(e);N_GUARD::R(J)
- R(i);N_GUARD::R1(I),XR(i)
- S(h);S_CUTR(i)::R1(I)
- Refutation
- R(i);
- Try
- Actual
- Q(A);
- Threat
- S(B)
- Vars
- B(j);CHECK,N_GUARD::B(K),XB(j)
- R(e);N_GUARD::R(J)
- R(e);N_GUARD::R(J),XR(e)
- B(j);SBLOCK::S(F)
- S(h);N_GUARD::B(K)
- S(h);N_GUARD::B(K),XS(h)
- P(c);N_GUARD::S(F),XP(a)
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