MESON Chess Problem Database
Problem Display
PID: 15870 (8/8/8/1NR1p3/2pPP2Q/pB1kr3/p1R3N1/KbB2n2 w - - 0 1)
Gockel, Hubert
1st Prize, Schach-Aktiv, 1988
#2
10 + 8
| 3297 | FIDE Album (1986-1988) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sxe1#
- 1...Re2
- 2.Rc3#
- 1...Rf3
- 2.Se1#
- 1...Rg3
- 2.Se1#
- 1...Rh3
- 2.Se1#
- 1...Bxc2
- 2.Bxc4#
- 1...Sd2
- 2.Rxd2#
- 1...Sh2
- 2.Rd2#
- 1...Sg3
- 2.Rd2#
- 1...cxb3
- 2.R5c3#
- 1...c3
- 2.R5xc3#
- 1...Re1
- Tries
- 1.Sxe3?
- threat
- 2.Bxc4#
- 1...Sxe3
- 2.Rd2#
- 1...cxb3
- 2.R5c3#
- 1...c3
- 2.Bc4#
- 2.R5xc3#
- 1...Sd2!
- threat
- 1.Bxe3?
- 1...Bxc2
- 2.Bxc4#
- 1...Sxe3
- 2.Se1#
- 1...cxb3
- 2.R5c3#
- 1...Sd2
- 2.Rxd2#
- 1...Sh2
- 2.Rd2#
- 1...Sg3
- 2.Rd2#
- 1...c3
- 2.R5xc3#
- 1...exd4!
- 1...Bxc2
- 1.Rxa2?
- threat
- 2.Bxc4#
- 1...cxb3
- 2.Rc3#
- 1...Sd2
- 2.Rxd2#
- 1...c3
- 2.Bc4#
- 2.Rxc3#
- 1...Bxa2!
- threat
- 1.Rb2?
- threat
- 2.Bxc4#
- 1...cxb3
- 2.Rc3#
- 1...Sd2
- 2.Rxd2#
- 1...c3
- 2.Bc4#
- 2.Rxc3#
- 1...axb2+!
- threat
- 1.Rf2?
- threat
- 2.Bxc4#
- 1...cxb3
- 2.Rc3#
- 1...Sd2
- 2.Rxd2#
- 1...c3
- 2.Bc4#
- 2.Rxc3#
- 1...Re2!
- threat
- 1.R5xc4?
- threat
- 2.R4c3#
- 1...exd4
- 2.Rxd4#
- 1...Sd2
- 2.Rxd2#
- 1...Bxc2!
- threat
- 1.Rxe5?
- threat
- 2.Sf4#
- 1...Rxe4
- 2.Qxe4#
- 1...Rf3
- 2.Se1#
- 1...cxb3!
- threat
- 1.Qg4?
- threat
- 2.Rc3#
- 1...Bxc2
- 2.Bxc4#
- 1...Rf3
- 2.Se1#
- 1...c3
- 2.R2xc3#
- 2.R5xc3#
- 1...exd4!
- threat
- 1.dxe5?
- threat
- 2.Rd5#
- 1...Bxc2
- 2.Bxc4#
- 1...cxb3
- 2.R5c3#
- 1...Sd2
- 2.Rxd2#
- 1...Rxe4!
- threat
- 1.d5?
- 1...Bxc2
- 2.Bxc4#
- 1...cxb3
- 2.R5c3#
- 1...Sd2
- 2.Rxd2#
- 1...Re1
- 2.Sxe1#
- 1...Re2
- 2.Rc3#
- 1...Rf3
- 2.Se1#
- 1...Rg3
- 2.Se1#
- 1...Rh3
- 2.Se1#
- 1...Sh2
- 2.Rd2#
- 1...Sg3
- 2.Rd2#
- 1...c3
- 2.R5xc3#
- 1...Rxe4!
- 1...Bxc2
- 1.Sxe3?
- Keys
- 1.Qh7!
- 1...Rxe4
- 2.Se1#
- 1...Bxc2
- 2.Bxc4#
- 1...cxb3
- 2.R5c3#
- 1...exd4
- 2.Sf4#
- 1...Sd2
- 2.Rxd2#
- 1...Re1
- 2.Sxe1#
- 1...Re2
- 2.Rc3#
- 1...Rf3
- 2.Se1#
- 1...Rg3
- 2.Se1#
- 1...Rh3
- 2.Se1#
- 1...Sh2
- 2.Rd2#
- 1...Sg3
- 2.Rd2#
- 1...c3
- 2.R5xc3#
- 1...Rxe4
- 1.Qh7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::S(D),XR(f)
- R(f);SBLOCK::R1(C)
- R(f);N_GUARD::S(D)
- B(a);SBLOCK,XR(C)::B(E),XP(g)
- S(b);N_GUARD::R1(C),XS(b)
- S(b);N_GUARD::R1(C)
- P(g);OGATE,XB(E)::R1(J)
- P(g);OGATE::R1(J),XP(g)
- Tries
- Try
- S(D);XR(f)
- Threat
- B(E),XP(g)
- Vars
- S(b);N_GUARD,SBLOCK,XS(D)::R1(C)
- P(g);OGATE,XB(E)::R1(J)
- Refutation
- S(b);
- Try
- B(B);XR(f)
- Vars
- B(a);SBLOCK,XR(C)::B(E),XP(g)
- S(b);SBLOCK,XB(B)::S(D)
- P(g);OGATE,XB(E)::R1(J)
- S(b);N_GUARD::R1(C),XS(b)
- S(b);N_GUARD::R1(C)
- P(g);OGATE::R1(J),XP(g)
- Refutation
- P(h);XP(F)
- Try
- R(C);XP(c)
- Threat
- B(E),XP(g)
- Vars
- P(g);OGATE,XB(E)::R1(J)
- S(b);N_GUARD::R1(C),XS(b)
- Refutation
- B(a);XR(C)
- Try
- R(C);
- Threat
- B(E),XP(g)
- Vars
- P(g);OGATE,XB(E)::R1(J)
- S(b);N_GUARD::R1(C),XS(b)
- Refutation
- P(d);CHECK,XR(C)
- Try
- R(C);
- Threat
- B(E),XP(g)
- Vars
- P(g);OGATE,XB(E)::R1(J)
- S(b);N_GUARD::R1(C),XS(b)
- Refutation
- R(f);
- Try
- R(J);XP(g)
- Threat
- R1(J)
- Vars
- P(h);OGATE,XP(F)::R1(J),XP(h)
- S(b);N_GUARD::R1(C),XS(b)
- Refutation
- B(a);XR(C)
- Try
- R(J);XP(h)
- Threat
- S(D)
- Vars
- R(f);OGATE,XP(G)::QAB1(H),XR(f)
- R(f);N_GUARD::S(D)
- Refutation
- P(g);XB(E)
- Try
- Q(H);
- Threat
- R1(C)
- Vars
- B(a);SBLOCK,XR(C)::B(E),XP(g)
- R(f);N_GUARD::S(D)
- Refutation
- P(h);XP(F)
- Try
- P(F);XP(h)
- Threat
- R(J)
- Vars
- B(a);SBLOCK,XR(C)::B(E),XP(g)
- P(g);OGATE,XB(E)::R1(J)
- S(b);N_GUARD::R1(C),XS(b)
- Refutation
- R(f);XP(G)
- Try
- P(F);
- Vars
- B(a);SBLOCK,XR(C)::B(E),XP(g)
- P(g);OGATE,XB(E)::R1(J)
- S(b);N_GUARD::R1(C),XS(b)
- R(f);N_GUARD::S(D),XR(f)
- R(f);SBLOCK::R1(C)
- R(f);N_GUARD::S(D)
- S(b);N_GUARD::R1(C)
- P(g);OGATE::R1(J),XP(g)
- Refutation
- R(f);XP(G)
- Try
- Actual
- Q(H);
- Vars
- R(f);N_GUARD,P_SPINR(f),XP(G)::S(D)
- B(a);SBLOCK,XR(C)::B(E),XP(g)
- P(g);OGATE,XB(E)::R1(J)
- P(h);N_GUARD,XP(F)::S(D)
- S(b);N_GUARD::R1(C),XS(b)
- R(f);N_GUARD::S(D),XR(f)
- R(f);SBLOCK::R1(C)
- R(f);N_GUARD::S(D)
- S(b);N_GUARD::R1(C)
- P(g);OGATE::R1(J),XP(g)
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