MESON Chess Problem Database
Problem Display
PID: 246426 (3N1R2/1nb1Q3/3N4/1p3p1r/5kPP/3PppR1/K2np3/4B3 w - - 0 1)
Murashev, Pavel Aleksandrovich
Shakhmatnaya Poeziya, 2008
#2
10 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rxh4
- 2.Rxf5#
- 1...Rh6
- 2.Rxf5#
- 1...Rh7
- 2.Rxf5#
- 1...Rh8
- 2.Rxf5#
- 1...Sb1
- 2.Qe4#
- 1...Sf1
- 2.Qe4#
- 1...Sb3
- 2.Qe4#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...f2
- 2.Qxe3#
- 1...Rxh4
- Tries
- 1.Sc4?
- threat
- 2.Se6#
- 2.Qxe3#
- 1...Bxd8
- 2.Qxe3#
- 2.Qe5#
- 1...Sxc4
- 2.Qe4#
- 1...Sxd8
- 2.Qxe3#
- 2.Qxc7#
- 1...f2
- 2.Qxe3#
- 1...Rh6
- 2.Rxf5#
- 2.Qg5#
- 2.Qxe3#
- 1...Be5
- 2.Se6#
- 2.Qxe5#
- 1...Bb6
- 2.Se6#
- 2.Qe5#
- 1...Sf1
- 2.Se6#
- 2.Qe4#
- 1...Se4
- 2.Se6#
- 2.Qxe4#
- 1...Sc5
- 2.Qxe3#
- 2.Qxc7#
- 1...bxc4!
- threat
- 1.Sxf5?
- threat
- 2.Qxe3#
- 1...Rxf5
- 2.Rxf5#
- 1...Be5
- 2.Se6#
- 1...Sf1
- 2.Qe4#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Bb6!
- threat
- 1.S6xb7?
- threat
- 2.Qxc7#
- 1...Rxh4
- 2.Rxf5#
- 1...Bxd8
- 2.Qd6#
- 1...Rh6
- 2.Rxf5#
- 1...Rh7
- 2.Rxf5#
- 1...Ba5
- 2.Qd6#
- 1...Be5
- 2.Se6#
- 1...Bb6
- 2.Qd6#
- 1...Bd6
- 2.Qxd6#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Bb8!
- threat
- 1.Sc6?
- threat
- 2.Qe5#
- 1...Rxh4
- 2.Rxf5#
- 1...Sc4
- 2.Qe4#
- 1...Bxd6!
- threat
- 1.Re8?
- threat
- 2.Qxe3#
- 2.Qe5#
- 1...Rxh4
- 2.Qxe3#
- 1...Bxd6
- 2.Qxe3#
- 1...fxg4
- 2.Qxe3#
- 1...Bb6
- 2.Qe5#
- 1...Sf1
- 2.Qe5#
- 1...Se4
- 2.Qe5#
- 1...Sc4!
- threat
- 1.d4?
- threat
- 2.Se6#
- 2.Qe5#
- 1...Rxh4
- 2.Se6#
- 2.Rxf5#
- 1...Bxd8
- 2.Qe5#
- 1...Sxd6
- 2.Qe5#
- 1...Sxd8
- 2.Qe5#
- 1...f2
- 2.Qxe3#
- 2.Qe5#
- 1...Rh6
- 2.Rxf5#
- 2.Qg5#
- 2.Qe5#
- 1...Sc4
- 2.Se6#
- 2.Qe4#
- 1...Sc5
- 2.Qe5#
- 1...Bxd6!
- threat
- 1.Sc4?
- Keys
- 1.S6f7!
- threat
- 2.Se6#
- 1...Bxd8
- 2.Qe5#
- 1...Sxd8
- 2.Qxc7#
- 1...fxg4
- 2.Sg5#
- 1...f2
- 2.Qxe3#
- 1...Rh6
- 2.Qg5#
- 1...Sc5
- 2.Qxc7#
- threat
- 1.S6f7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 8
- Sets
- R(h);N_GUARD,XP(F)::R1(J),XP(g)
- R(h);N_GUARD::R1(J),XP(g)
- S(a);N_GUARD::QAR1(H)
- S(a);N_GUARD::QAR1(H),XS(a)
- P(d);::QAB1(H),XP(c)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XS(G)::QAR1(H)
- P(d);::QAB1(H),XP(c)
- Refutation
- P(f);XS(G)
- Try
- S(G);XP(g)
- Threat
- QAB1(H),XP(c)
- Vars
- R(h);OGATE,P_SPINR(h),XS(G)::R1(J),XR(h)
- B(j);SBLOCK::S(I)
- S(a);N_GUARD::QAR1(H)
- S(a);N_GUARD::QAR1(H),XS(a)
- Refutation
- B(j);
- Try
- S(G);XS(i)
- Threat
- QAB(H),XB(j)
- Vars
- R(h);N_GUARD,XP(F)::R1(J),XP(g)
- B(j);N_GUARD,XS(I)::QAB(H)
- R(h);N_GUARD::R1(J),XP(g)
- B(j);N_GUARD::QAB(H)
- B(j);SBLOCK::S(I)
- B(j);N_GUARD::QAB(H),XB(j)
- S(a);N_GUARD::QAR1(H)
- S(a);N_GUARD::QAR1(H),XS(a)
- Refutation
- B(j);
- Try
- S(I);
- Threat
- QAB1(H)
- Vars
- R(h);N_GUARD,XP(F)::R1(J),XP(g)
- S(a);N_GUARD::QAR1(H)
- Refutation
- B(j);XS(G)
- Try
- R(J);N_PINP(g)
- Threat
- DUALS(2)
- Vars
- R(h);XP(F)::QAB1(H),XP(c)
- B(j);XS(G)::QAB1(H),XP(c)
- P(g);XP(E)::QAB1(H),XP(c)
- B(j);::QAB1(H)
- S(a);::QAB1(H)
- Refutation
- S(a);
- Try
- P(C);
- Threat
- DUALS(2)
- Vars
- B(j);XS(I)::QAB1(H)
- S(i);XS(G)::QAB1(H)
- S(i);XS(I)::QAB1(H)
- S(i);::QAB1(H)
- Refutation
- B(j);XS(G)
- Try
- Actual
- S(G);N_PINP(g)
- Threat
- S(I)
- Vars
- B(j);N_GUARD,XS(I)::QAB1(H)
- S(i);N_GUARD,XS(I)::QAB(H),XB(j)
- P(g);XP(E)::R(J)+S(G)
- P(d);::QAB1(H),XP(c)
- R(h);N_GUARD::QAB1(H)
- S(i);N_GUARD::QAB(H),XB(j)
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