MESON Chess Problem Database
Problem Display
PID: 199383 (1rb3BK/r6p/R3p3/5k1N/2P3R1/2Bp4/5P2/3Q2nn w - - 0 1)
Ernst, Manfred
Freie Presse, 2001
(First published on Fri Sep 14 2001)
#2
9 + 9
| 16210 | Problemschach-Jahrbuch (2001) | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Rxa6
- 2.Sg7#
- 2.Bxh7#
- 1...Rd7
- 2.Bxe6#
- 1...Rg7
- 2.Sxg7#
- 1...Raa8
- 2.Sg7#
- 2.Bxh7#
- 1...Bb7
- 2.Sg7#
- 1...Bd7
- 2.Sg7#
- 1...Sf3
- 2.Qxf3#
- 1...Sxf2
- 2.Sg3#
- 1...Sg3
- 2.Sxg3#
- 1...e5
- 2.Rf6#
- 1...Rxa6
- Tries
- 1.Rxg1?
- threat
- 2.Qf3#
- 2.Qg4#
- 2.Qxd3#
- 1...Ke4
- 2.Qg4#
- 1...Sxf2
- 2.Qf3#
- 1...Rd7
- 2.Qf3#
- 2.Qg4#
- 1...Rg7
- 2.Qf3#
- 2.Qxd3#
- 1...Bb7
- 2.Qg4#
- 1...d2
- 2.Qc2#
- 2.Qf3#
- 2.Qg4#
- 1...e5
- 2.Qf3#
- 2.Qg4#
- 1...Sg3!
- threat
- 1.Rg5+?
- 1...Ke4
- 2.Re5#
- 2.Qg4#
- 1...Kxg5!
- 1...Ke4
- 1.Rg7?
- threat
- 2.Bxh7#
- 2.Qg4#
- 2.Qxd3#
- 1...Ke4
- 2.Bxh7#
- 2.Qg4#
- 1...Bxa6
- 2.Qg4#
- 2.Qxd3#
- 1...Sxf2
- 2.Bxh7#
- 1...Rd7
- 2.Bxh7#
- 2.Qg4#
- 1...Bb7
- 2.Qg4#
- 1...Bd7
- 2.Qg4#
- 2.Qxd3#
- 1...Se2
- 2.Bxh7#
- 2.Qxd3#
- 1...Sf3
- 2.Bxh7#
- 2.Qxf3#
- 2.Qxd3#
- 1...Sg3
- 2.Bxh7#
- 2.Qg4#
- 1...d2
- 2.Bxh7#
- 2.Qc2#
- 2.Qg4#
- 1...e5
- 2.Bxh7#
- 2.Qg4#
- 1...h6
- 2.Bh7#
- 2.Qg4#
- 2.Qxd3#
- 1...Rxg7!
- threat
- 1.Ra5+?
- 1...Rxa5
- 2.Sg7#
- 2.Bxh7#
- 1...e5
- 2.Rxe5#
- 1...Rb5!
- 1...Rxa5
- 1.Qxg1?
- threat
- 2.Rf4#
- 1...e5
- 2.Rf6#
- 1...Sg3!
- threat
- 1.Rxg1?
- Keys
- 1.f3!
- threat
- 2.Qxd3#
- 1...Sxf3
- 2.Qxf3#
- 1...Rd7
- 2.Bxe6#
- 1...Bb7
- 2.Sg7#
- 1...Sf2
- 2.Sg3#
- 1...Sg3
- 2.Sxg3#
- 1...d2
- 2.Qc2#
- 1...e5
- 2.Rf6#
- threat
- 1.f3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- R(f);S_CUTB(i)::B(H),XP(e)
- R(f);N_GUARD::S(F),XR(f)
- B(i);P_PINB(H),S_CUTR(f)::S(F)
- S(a);N_GUARD::QAR2(A),XS(a)
- S(b);N_GUARD,XP(B)::S(F)
- S(b);N_GUARD::S(F),XS(b)
- P(e);OGATE::R1(G)
- Tries
- Try
- R(E);XS(a)
- Threat
- DUALS(3)
- Vars
- K(d);S_FLIGHT::QAR2(A)
- S(b);XP(B)::QAR2(A)
- B(i);P_PINB(H)::QAB1(A)
- Refutation
- S(b);
- Try
- R(E);CHECK
- Refutation
- K(d);P-FLIGHT,XR(E)
- Try
- R(E);
- Threat
- DUALS(3)
- Vars
- S(b);XP(B)::B(H),XP(g)
- B(i);P_PINB(H)::QAB1(A)
- Refutation
- R(f);XR(E)
- Try
- R(G);CHECK
- Vars
- P(e);P_SPINP(e)::R1(G),XP(e)
- Refutation
- R(h);P_SPINR(h)
- Try
- Q(A);XS(a)
- Threat
- R1(E)
- Vars
- P(e);OGATE::R1(G)
- Refutation
- S(b);
- Try
- Actual
- P(B);
- Threat
- QAB(A),XP(c)
- Vars
- S(a);OGATE,XP(B)::QAR2(A),XS(a)
- R(f);S_CUTB(i)::B(H),XP(e)
- B(i);P_PINB(H),S_CUTR(f)::S(F)
- S(b);N_GUARD::S(F)
- S(b);N_GUARD::S(F),XS(b)
- P(c);OGATEB::QAB(A)
- P(e);OGATE::R1(G)
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