MESON Chess Problem Database
Problem Display
PID: 30525 (2r2r2/8/3nn3/1b1PpR1N/1N2k3/6R1/3P1Q1b/3BK3 w - - 0 1)
Shire, David J
Het Belgisch Schaakbord (L'Echiquier Belge), 1991
#2
9 + 8
| 3256 | David Shire Selected Chess Problems | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rc4
- 2.d3#
- 1...Rxf5
- 2.Qe3#
- 1...Rf6
- 2.Sxf6#
- 1...Rd8
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Rg8
- 2.Sf6#
- 1...Rh8
- 2.Sf6#
- 1...Bxg3
- 2.Sxg3#
- 1...Ba4
- 2.d3#
- 1...Bc6
- 2.Bc2#
- 2.d3#
- 1...Bd7
- 2.d3#
- 1...Be8
- 2.d3#
- 1...Sc4
- 2.Bc2#
- 2.d3#
- 1...Sxf5
- 2.Bf3#
- 1...Sf7
- 2.Sf6#
- 1...Sd4
- 2.Re3#
- 1...Rc4
- Tries
- 1.Bc2+?
- 1...Bd3
- 2.Bxd3#
- 1...Rxc2!
- 1...Bd3
- 1.Rg4+?
- 1...Bf4
- 2.Sg3#
- 1...Sf4!
- 1...Bf4
- 1.Rf6?
- threat
- 2.Bf3#
- 2.Qe3#
- 1...Rxf6
- 2.Sxf6#
- 1...Bxg3
- 2.Sxg3#
- 2.Bf3#
- 1...Rc1
- 2.Qe3#
- 1...Bg1
- 2.Bf3#
- 1...Be2
- 2.Qe3#
- 1...Sc4
- 2.Bc2#
- 2.Bf3#
- 2.d3#
- 1...Sf5
- 2.Bf3#
- 1...Sd4
- 2.Re3#
- 2.Qe3#
- 1...Sg5
- 2.Qe3#
- 1...Rc3!
- threat
- 1.Rf7?
- threat
- 2.Sf6#
- 2.Bf3#
- 2.Qe3#
- 1...Bxg3
- 2.Sxg3#
- 2.Sf6#
- 2.Bf3#
- 1...Sxf7
- 2.Sf6#
- 1...Rc3
- 2.Sf6#
- 1...Rc1
- 2.Sf6#
- 2.Qe3#
- 1...Bg1
- 2.Sf6#
- 2.Bf3#
- 1...Be2
- 2.Sf6#
- 2.Qe3#
- 1...Sc4
- 2.Sf6#
- 2.Bc2#
- 2.Bf3#
- 2.d3#
- 1...Sf5
- 2.Sf6#
- 2.Bf3#
- 1...Se8
- 2.Bf3#
- 2.Qe3#
- 1...Sd4
- 2.Sf6#
- 2.Re3#
- 2.Qe3#
- 1...Sf4
- 2.Bf3#
- 2.Qe3#
- 1...Sg5
- 2.Sf6#
- 2.Qe3#
- 1...Rxf7!
- threat
- 1.Rxf8?
- threat
- 2.Sf6#
- 2.Bf3#
- 2.Qe3#
- 1...Bxg3
- 2.Sxg3#
- 2.Sf6#
- 2.Bf3#
- 1...Sxf8
- 2.Sf6#
- 1...Rc3
- 2.Sf6#
- 1...Rc1
- 2.Sf6#
- 2.Qe3#
- 1...Bg1
- 2.Sf6#
- 2.Bf3#
- 1...Be2
- 2.Sf6#
- 2.Qe3#
- 1...Sc4
- 2.Sf6#
- 2.Bc2#
- 2.Bf3#
- 2.d3#
- 1...Sf5
- 2.Sf6#
- 2.Bf3#
- 1...Sf7
- 2.Sf6#
- 1...Se8
- 2.Bf3#
- 2.Qe3#
- 1...Sd4
- 2.Sf6#
- 2.Re3#
- 2.Qe3#
- 1...Sf4
- 2.Bf3#
- 2.Qe3#
- 1...Sg5
- 2.Sf6#
- 2.Qe3#
- 1...Rxf8!
- threat
- 1.Bc2+?
- Keys
- 1.d4!
- threat
- 2.Rxe5#
- 1...Rxf5
- 2.Qe3#
- 1...Bxg3
- 2.Sxg3#
- 1...Sxf5
- 2.Bf3#
- 1...Sxd4
- 2.Re3#
- 1...exd4
- 2.Qf3#
- 1...Sc4
- 2.Bc2#
- 1...Sf7
- 2.Sf6#
- threat
- 1.d4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- R(g);S_CUTB(c)::P(C)
- R(h);SBLOCK,XR(H)::QAR1(D)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(a);P_PINQ(D),XR(E)::S(I),XB(a)
- B(c);N_GUARD::P(C)
- S(e);SBLOCK,XR(H)::B(A)
- S(e);S_CUTR(h)::S(I)
- S(f);SBLOCK::R1(E)
- Tries
- Try
- B(A);CHECK
- Vars
- B(c);N_GUARD,P_SPINB(c)::B(A),XB(c)
- Refutation
- R(g);XB(A)
- Try
- R(E);CHECK
- Vars
- B(a);P_SPINB(a)::S(I)
- Refutation
- S(f);P_SPINS(f)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- R(h);XR(H)::S(I),XR(h)
- R(g);P_PINB(A)::QAR1(D)
- B(a);::B(A)
- B(c);::QAR1(D)
- S(e);::B(A)
- S(f);::QAR1(D)
- Refutation
- R(g);
- Try
- R(H);
- Threat
- DUALS(3)
- Vars
- S(e);XR(H)::S(I)
- R(g);::S(I)
- Refutation
- R(h);XR(H)
- Try
- R(H);XR(h)
- Threat
- DUALS(3)
- Vars
- S(f);XR(H)::S(I)
- R(g);::S(I)
- S(e);::S(I)
- Refutation
- R(g);XR(H)
- Try
- Actual
- P(C);
- Threat
- R1(H),XP(d)
- Vars
- R(h);SBLOCK,XR(H)::QAR1(D)
- B(a);P_PINQ(D),XR(E)::S(I),XB(a)
- S(e);SBLOCK,XR(H)::B(A)
- S(f);SBLOCK,XP(C)::R1(E)
- P(d);SBLOCK,XP(C)::QAB1(D)
- S(e);S_CUTB(c),S_CUTR(g)::B(A)
- S(e);S_CUTR(h)::S(I)
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