MESON Chess Problem Database
Problem Display
PID: 46661 (K7/b5QB/4p3/7r/R2n1kpr/4pP2/3N1RpP/2BN3b w - - 0 1)
Murarasu, Ion
4th HM., The Problemist, 1999/II
#2
10 + 10
| 56 | The Problemist | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Rc5
- 2.Rxd4#
- 1...Rxh7
- 2.Qf6#
- 1...Bb8
- 2.Rxd4#
- 1...exd2
- 2.Bxd2#
- 2.fxg4#
- 1...e2
- 2.Sb1#
- 2.Sf1#
- 2.Sb3#
- 2.Sc4#
- 2.Se4#
- 2.fxg4#
- 1...gxf3
- 2.Rxf3#
- 2.Qg3#
- 1...g3
- 2.Qxg3#
- 2.hxg3#
- 1...Rc5
- Tries
- 1.Sb1?
- threat
- 2.Bxe3#
- 2.fxg4#
- 1...Rxh7
- 2.Qf6#
- 1...gxf3
- 2.Bxe3#
- 2.Qg3#
- 1...g1Q
- 2.Bxe3#
- 1...g1S
- 2.Bxe3#
- 1...g1B
- 2.Bxe3#
- 1...g1R
- 2.Bxe3#
- 1...Rh3
- 2.Bxe3#
- 1...Re5
- 2.fxg4#
- 1...Rf5
- 2.Bxe3#
- 1...Rg5
- 2.Bxe3#
- 1...g3
- 2.Bxe3#
- 2.Qxg3#
- 2.hxg3#
- 1...Rxh2!
- threat
- 1.Sf1?
- threat
- 2.Bxe3#
- 2.fxg4#
- 1...Rxh7
- 2.Qf6#
- 1...gxf1Q
- 2.Bxe3#
- 1...gxf1B
- 2.Bxe3#
- 1...gxf1R
- 2.Bxe3#
- 1...gxf3
- 2.Bxe3#
- 2.Qg3#
- 1...g1Q
- 2.Bxe3#
- 1...g1S
- 2.Bxe3#
- 1...g1B
- 2.Bxe3#
- 1...g1R
- 2.Bxe3#
- 1...Rh3
- 2.Bxe3#
- 1...Re5
- 2.fxg4#
- 1...Rf5
- 2.Bxe3#
- 1...Rg5
- 2.Bxe3#
- 1...g3
- 2.Bxe3#
- 2.Qxg3#
- 2.hxg3#
- 1...gxf1S!
- threat
- 1.Sb3?
- threat
- 2.Bxe3#
- 2.fxg4#
- 1...Rxh7
- 2.Qf6#
- 1...gxf3
- 2.Bxe3#
- 2.Qg3#
- 1...g1Q
- 2.Bxe3#
- 1...g1S
- 2.Bxe3#
- 1...g1B
- 2.Bxe3#
- 1...g1R
- 2.Bxe3#
- 1...Rh3
- 2.Bxe3#
- 1...Re5
- 2.fxg4#
- 1...Rf5
- 2.Bxe3#
- 1...Rg5
- 2.Bxe3#
- 1...g3
- 2.Bxe3#
- 2.Qxg3#
- 2.hxg3#
- 1...Rxh2!
- threat
- 1.Sc4?
- threat
- 2.Bxe3#
- 1...Rxh2
- 2.Qxg4#
- 1...Rxh7
- 2.Qe5#
- 1...Sxf3
- 2.Sb6#
- 1...Re5
- 2.Qxe5#
- 1...Sc2
- 2.fxg4#
- 1...Se2
- 2.fxg4#
- 1...Sb3
- 2.fxg4#
- 1...Sb5
- 2.fxg4#
- 1...Sc6
- 2.fxg4#
- 1...Sf5!
- threat
- 1.Qxd4+?
- 1...Kg5
- 2.Qg7#
- 2.Qf4#
- 1...Bxd4!
- 1...Kg5
- 1.Sb1?
- Keys
- 1.Se4!
- threat
- 2.Bxe3#
- 1...Rxh7
- 2.Qg5#
- 1...Sxf3
- 2.Sc5#
- 1...Sc2
- 2.fxg4#
- 1...Se2
- 2.fxg4#
- 1...Sb3
- 2.fxg4#
- 1...Sb5
- 2.fxg4#
- 1...Sf5
- 2.fxg4#
- 1...Sc6
- 2.fxg4#
- threat
- 1.Se4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 7
- REMOVED MATES = 2
- Sets
- R(h);S_CUTB(j)::R(G),XS(d)
- R(h);N_GUARD,XB(I)::QAR2(H)
- B(j);N_GUARD::R(G),XS(d)
- Tries
- Try
- S(C);P_PINP(c)
- Threat
- DUALS(2)
- Vars
- R(h);N_GUARD,XB(I)::QAR2(H)
- P(b);P_PINP(F)::B(A),XP(c)
- R(g);::B(A),XP(c)
- R(h);::R(D)+P(F),XP(f)
- R(h);::B(A),XP(c)
- Refutation
- R(g);XP(E)
- Try
- S(C);P_PINP(c)
- Threat
- DUALS(2)
- Vars
- R(h);N_GUARD,XB(I)::QAR2(H)
- P(b);P_PINP(F),XS(C)::B(A),XP(c)
- P(b);P_PINP(F)::B(A),XP(c)
- R(g);::B(A),XP(c)
- R(h);::R(D)+P(F),XP(f)
- R(h);::B(A),XP(c)
- Refutation
- P(b);P_PINP(F),XS(C)
- Try
- S(C);P_PINP(c)
- Threat
- DUALS(2)
- Vars
- R(h);N_GUARD,XB(I)::QAR2(H)
- P(b);P_PINP(F)::B(A),XP(c)
- R(g);::B(A),XP(c)
- R(h);::R(D)+P(F),XP(f)
- R(h);::B(A),XP(c)
- Refutation
- R(g);XP(E)
- Try
- S(C);N_PINS(d),P_PINP(c)
- Threat
- B(A),XP(c)
- Vars
- R(g);N_GUARD,XP(E)::QAR1(H),XP(f)
- R(h);N_GUARD,XB(I)::QAB1(H)
- S(d);P_SPINS(d),XP(F)::R(G)+S(C)
- R(h);N_GUARD::QAB1(H),XR(h)
- S(d);N_GUARD::R(D)+P(F),XP(f)
- Refutation
- S(d);
- Try
- Q(H);CHECK,XS(d)
- Refutation
- B(j);P_SPINB(j),XQ(H)
- Try
- Actual
- S(C);N_PINS(d),P_PINP(c)
- Threat
- B(A),XP(c)
- Vars
- R(h);N_GUARD,XB(I)::QAB1(H)
- S(d);P_SPINS(d),XP(F)::R(G)+S(C)
- S(d);N_GUARD::R(D)+P(F),XP(f)
Developed and maintained by Brian Stephenson.
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