MESON Chess Problem Database
Problem Display
PID: 15714 (4N3/7B/pRQ5/2pr4/2k3N1/p1n5/1n3B1b/K1R5 w - - 0 1)
Gockel, Hubert
3rd Prize, Klaus MT, 1987
#2
8 + 8
| 3297 | FIDE Album (1986-1988) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Qxc5#
- 1...Rd2
- 2.Qxc5#
- 1...Rd3
- 2.Qxc5#
- 1...Rd4
- 2.Se3#
- 1...Re5
- 2.Sd6#
- 1...Rf5
- 2.Qe4#
- 1...Rg5
- 2.Qe4#
- 1...Rh5
- 2.Qe4#
- 1...Rd6
- 2.Qxc5#
- 1...Rd7
- 2.Qxc5#
- 1...Rd8
- 2.Qxc5#
- 1...Sd1
- 2.Qa4#
- 1...Sa4
- 2.Qxa4#
- 1...a5
- 2.Qb5#
- 1...Rd1
- Tries
- 1.Se5+?
- 1...Rxe5
- 2.Sd6#
- 1...Bxe5!
- 1...Rxe5
- 1.Sgf6?
- threat
- 2.Qxd5#
- 1...Rf5
- 2.Qe4#
- 1...Rd1
- 2.Qxc5#
- 1...Rd2
- 2.Qxc5#
- 1...Rd3
- 2.Qxc5#
- 1...Re5
- 2.Sd6#
- 1...Rg5
- 2.Qe4#
- 1...Rh5
- 2.Qe4#
- 1...Rd6
- 2.Qxc5#
- 1...Rd7
- 2.Qxc5#
- 1...Rd8
- 2.Qxc5#
- 1...Rd4!
- threat
- 1.Sd6+?
- 1...Rxd6
- 2.Qxc5#
- 1...Bxd6!
- 1...Rxd6
- 1.Sef6?
- threat
- 2.Qxd5#
- 1...Rf5
- 2.Qe4#
- 1...Rd4
- 2.Se3#
- 1...Rd1
- 2.Qxc5#
- 1...Rd2
- 2.Qxc5#
- 1...Rd3
- 2.Qxc5#
- 1...Rg5
- 2.Qe4#
- 1...Rh5
- 2.Qe4#
- 1...Rd6
- 2.Qxc5#
- 1...Rd7
- 2.Qxc5#
- 1...Rd8
- 2.Qxc5#
- 1...Re5!
- threat
- 1.Bxc5?
- threat
- 2.Se3#
- 2.Rb4#
- 1...Rxc5
- 2.Qe4#
- 1...Rd3
- 2.Bg1#
- 2.Bf2#
- 2.Be3#
- 2.Rb4#
- 1...Re5
- 2.Sd6#
- 2.Rb4#
- 1...Bg1
- 2.Rb4#
- 1...Bf4
- 2.Rb4#
- 1...Sd1
- 2.Rb4#
- 1...Sd3
- 2.Se3#
- 1...a5
- 2.Se3#
- 2.Qb5#
- 1...Rf5!
- threat
- 1.Rxb2?
- threat
- 2.Qa4#
- 2.Qxa6#
- 1...Rf5
- 2.Qe4#
- 1...Rd1
- 2.Qxc5#
- 1...Rd2
- 2.Qxc5#
- 1...Rd3
- 2.Qxc5#
- 1...Rd4
- 2.Se3#
- 1...Re5
- 2.Sd6#
- 1...Rg5
- 2.Qe4#
- 1...Rh5
- 2.Qe4#
- 1...Rd6
- 2.Qxc5#
- 1...Rd7
- 2.Qxc5#
- 1...Rd8
- 2.Qxc5#
- 1...a5
- 2.Qa4#
- 2.Qb5#
- 2.Qa6#
- 1...axb2+!
- threat
- 1.Rb8?
- threat
- 2.Qxa6#
- 1...Rf5
- 2.Qe4#
- 1...Rd1
- 2.Qxc5#
- 1...Rd2
- 2.Qxc5#
- 1...Rd3
- 2.Qxc5#
- 1...Rd4
- 2.Se3#
- 1...Re5
- 2.Sd6#
- 1...Rg5
- 2.Qe4#
- 1...Rh5
- 2.Qe4#
- 1...Rd6
- 2.Qxc5#
- 1...Rd7
- 2.Qxc5#
- 1...Rd8
- 2.Qxc5#
- 1...a5
- 2.Qb5#
- 2.Qa6#
- 1...Bxb8!
- threat
- 1.Se5+?
- Keys
- 1.Rb7!
- threat
- 2.Qxa6#
- 1...Rf5
- 2.Qe4#
- 1...Rd1
- 2.Qxc5#
- 1...Rd2
- 2.Qxc5#
- 1...Rd3
- 2.Qxc5#
- 1...Rd4
- 2.Se3#
- 1...Re5
- 2.Sd6#
- 1...Rg5
- 2.Qe4#
- 1...Rh5
- 2.Qe4#
- 1...Rd6
- 2.Qxc5#
- 1...Rd7
- 2.Qxc5#
- 1...Rd8
- 2.Qxc5#
- 1...a5
- 2.Qb5#
- 2.Qa6#
- threat
- 1.Rb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- R(g);N_GUARD,P_PINR(B)::QAR1(F),XP(f)
- R(g);N_GUARD::QAR1(F),XP(f)
- R(g);SBLOCK::S(D)
- R(g);N_GUARD,S_CUTB(b)::S(H)
- R(g);OGATE::QAR2(F)
- S(a);N_GUARD::QAR2(F)
- S(a);N_GUARD::QAR2(F),XS(a)
- P(h);N_GUARD::QAB1(F)
- Tries
- Try
- S(D);CHECK
- Vars
- R(g);XS(D)::S(H)
- Refutation
- B(b);XS(D)
- Try
- S(D);
- Threat
- QAB1(F),XR(g)
- Vars
- R(g);OGATE::QAR2(F)
- R(g);N_GUARD,P_PINR(B)::QAR1(F),XP(f)
- R(g);N_GUARD::QAR1(F),XP(f)
- R(g);N_GUARD,S_CUTB(b)::S(H)
- Refutation
- R(g);
- Try
- S(H);CHECK
- Vars
- R(g);XS(H)::QAR1(F),XP(f)
- Refutation
- B(b);XS(H)
- Try
- S(H);
- Threat
- QAB1(F),XR(g)
- Vars
- R(g);OGATE::QAR2(F)
- R(g);SBLOCK::S(D)
- R(g);N_GUARD,P_PINR(B)::QAR1(F),XP(f)
- R(g);N_GUARD::QAR1(F),XP(f)
- Refutation
- R(g);
- Try
- B(C);XP(f)
- Threat
- DUALS(2)
- Vars
- R(g);OGATE,P_SPINR(g),SBLOCK,XB(C)::QAR2(F)
- B(b);::R1(E)
- S(a);::R1(E)
- S(a);::S(D)
- Refutation
- R(g);
- Try
- R(E);XS(a)
- Threat
- DUALS(2)
- Vars
- R(g);OGATE::QAR2(F)
- R(g);N_GUARD,P_PINR(B)::QAR1(F),XP(f)
- R(g);N_GUARD::QAR1(F),XP(f)
- R(g);SBLOCK::S(D)
- R(g);N_GUARD,S_CUTB(b)::S(H)
- Refutation
- P(c);CHECK,XR(E)
- Try
- R(E);
- Threat
- QAB(F),XP(h)
- Vars
- R(g);OGATE::QAR2(F)
- R(g);N_GUARD,P_PINR(B)::QAR1(F),XP(f)
- R(g);N_GUARD::QAR1(F),XP(f)
- R(g);SBLOCK::S(D)
- R(g);N_GUARD,S_CUTB(b)::S(H)
- Refutation
- B(b);XR(E)
- Try
- Actual
- R(E);
- Threat
- QAB(F),XP(h)
- Vars
- R(g);OGATE::QAR2(F)
- R(g);N_GUARD,P_PINR(B)::QAR1(F),XP(f)
- R(g);N_GUARD::QAR1(F),XP(f)
- R(g);SBLOCK::S(D)
- R(g);N_GUARD,S_CUTB(b)::S(H)
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