MESON Chess Problem Database
Problem Display
PID: 140240 (5k2/1p4pK/1P2R1Pp/2nN4/B4N2/p7/r1R2p2/1bQ1r3 w - - 0 1)
Bijpost, M
Comm., 05. Kwik-Toernooi, 1975
#2
9 + 10
| 102 | Probleemblad | 1975 |
SOLUTION
- SOUND
- Sets
- 1...Rxc1
- 2.Re8#
- 1...Rd1
- 2.Re8#
- 1...Rf1
- 2.Re8#
- 1...Rg1
- 2.Re8#
- 1...Rh1
- 2.Re8#
- 1...Sb3
- 2.Rc8#
- 1...Sd3
- 2.Rc8#
- 1...Sxa4
- 2.Rc8#
- 1...Se4
- 2.Rc8#
- 2.Re8#
- 1...Sa6
- 2.Rc8#
- 1...Sd7
- 2.Rc8#
- 1...Rxc1
- Tries
- 1.Se2?
- threat
- 2.Re8#
- 2.Qf4#
- 1...Rxc1
- 2.Re8#
- 1...Rxe2
- 2.Qf4#
- 1...Bxc2
- 2.Re8#
- 1...Sxa4
- 2.Rc8#
- 2.Qf4#
- 1...f1Q
- 2.Re8#
- 1...f1R
- 2.Re8#
- 1...Sd3
- 2.Rc8#
- 2.Re8#
- 1...Se4
- 2.Rc8#
- 2.Re8#
- 1...Sd7
- 2.Rc8#
- 1...Sxe6!
- threat
- 1.Rce2?
- threat
- 2.Re8#
- 2.Qxc5#
- 1...Rxc1
- 2.Re8#
- 1...Rexe2
- 2.Qxc5#
- 1...Raxe2
- 2.Qxc5#
- 1...Sxa4
- 2.Re8#
- 2.Qc8#
- 1...Sxe6
- 2.Sxe6#
- 1...Rc2
- 2.Re8#
- 1...Bc2
- 2.Re8#
- 1...Sb3
- 2.Re8#
- 2.Qc8#
- 1...Sd3
- 2.Re8#
- 2.Qc8#
- 1...Se4
- 2.Re8#
- 2.Qc8#
- 1...Sa6
- 2.Re8#
- 2.Qc8#
- 1...Sd7
- 2.Re8#
- 2.Qc8#
- 1...Bxg6+!
- threat
- 1.Re7?
- threat
- 2.Rf7#
- 1...Sxa4
- 2.Rc8#
- 1...Sd7
- 2.Rc8#
- 1...Rxe7!
- threat
- 1.Qe3?
- threat
- 2.Re8#
- 2.Qxc5#
- 1...Rxc2
- 2.Re8#
- 1...Sxa4
- 2.Rc8#
- 2.Re8#
- 1...Sxe6
- 2.Sxe6#
- 1...Sb3
- 2.Rc8#
- 2.Re8#
- 1...Sd3
- 2.Rc8#
- 2.Re8#
- 1...Se4
- 2.Rc8#
- 2.Re8#
- 1...Sa6
- 2.Rc8#
- 2.Re8#
- 1...Sd7
- 2.Rc8#
- 2.Re8#
- 1...Rxe3!
- threat
- 1.Se2?
- Keys
- 1.Rxf2!
- threat
- 2.Qxc5#
- 1...Bxg6+
- 2.Sxg6#
- 1...Rxc1
- 2.Re8#
- 1...Rxe6
- 2.Sxe6#
- 1...Sxa4
- 2.Qc8#
- 1...Sxe6
- 2.Sxe6#
- 1...Rc2
- 2.Se2#
- 1...Bc2
- 2.Sd3#
- 1...Sb3
- 2.Qc8#
- 1...Sd3
- 2.Qc8#
- 1...Se4
- 2.Re8#
- 2.Qc8#
- 1...Sa6
- 2.Qc8#
- 1...Sd7
- 2.Qc8#
- threat
- 1.Rxf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 5
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- R(b);N_GUARD,XQ(A)::R1(G)
- R(b);N_GUARD::R1(G)
- S(f);OGATE::R(B)
- S(f);OGATE,XB(C)::R(B)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- R(b);XQ(A)::R1(G)
- R(b);XS(D)::QAR(A)
- B(a);P_PINP(H),XR(B)::R1(G)
- P(d);::R1(G)
- S(f);OGATE::R(B)
- Refutation
- S(f);XR(G)
- Try
- R(B);P_SPINP(H)
- Threat
- DUALS(2)
- Vars
- R(b);XQ(A)::R1(G)
- R(b);XR(B)::QAB(A),XS(f)
- R(c);XR(B)::QAB(A),XS(f)
- S(f);XR(G)::S(D),XS(f)
- R(c);N_PINP(H)::R1(G)
- B(a);::R1(G)
- Refutation
- B(a);CHECK,XP(H)
- Try
- R(G);
- Threat
- R1(G)
- Vars
- S(f);OGATE,XB(C)::R(B)
- S(f);OGATE::R(B)
- Refutation
- R(b);XR(G)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(c);XR(B)::R1(G)
- S(f);XR(G)::S(D),XS(f)
- Refutation
- R(b);XQ(A)
- Try
- Actual
- R(B);P_SPINP(H),XP(d)
- Threat
- QAB(A),XS(f)
- Vars
- B(a);CHECK,XP(H)::R(B)+S(D),DCHECK,XB(a)
- R(b);N_GUARD,XQ(A)::R1(G)
- R(b);XR(G)::R(B)+S(D),DCHECK,XR(b)
- S(f);OGATE,XB(C)::QAR(A)
- S(f);XR(G)::R(B)+S(D),DCHECK,XS(f)
- R(c);N_PINP(H),S_CUTB(a)::R(B)+S(D)
- B(a);S_CUTR(c)::R(B)+S(D)
- S(f);OGATE::QAR(A)
- S(f);N_PINP(H),OGATE::QAR(A)
Developed and maintained by Brian Stephenson.
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