MESON Chess Problem Database
Problem Display
PID: 231406 (3n2Q1/8/3Br3/2Pk1p1B/1p1NpP2/1K6/4N3/8 w - - 0 1)
Schiffert, Gyorgy
Magyar Sakkvilag, 1927
#2
8 + 6
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sc6
- 2.Qxe6#
- 1...Sb7
- 2.Qxe6#
- 1...Sf7
- 2.Qa8#
- 1...e3
- 2.Bf3#
- 1...Sc6
- Tries
- 1.Kxb4?
- 1...e3
- 2.Bf3#
- 1...Sb7
- 2.Qxe6#
- 1...Sf7
- 2.Qa8#
- 1...Sc6+!
- 1...e3
- 1.Sc2?
- threat
- 2.Sxb4#
- 1...e3
- 2.Bf3#
- 1...Sc6
- 2.Se3#
- 1...Kc6!
- threat
- 1.Sxf5?
- threat
- 2.Se7#
- 1...e3
- 2.Bf3#
- 1...Sc6
- 2.Se3#
- 1...Sf7
- 2.Qa8#
- 1...Kc6!
- threat
- 1.Bf3?
- 1...Sc6
- 2.Qxe6#
- 1...Sb7
- 2.Qxe6#
- 1...Sf7
- 2.Qa8#
- 1...exf3!
- 1...Sc6
- 1.Bg4?
- 1...e3
- 2.Bf3#
- 1...Sc6
- 2.Qxe6#
- 1...Sb7
- 2.Qxe6#
- 1...Sf7
- 2.Qa8#
- 1...fxg4!
- 1...e3
- 1.Bg6?
- 1...Sc6
- 2.Qxe6#
- 1...Sb7
- 2.Qxe6#
- 1...Sf7
- 2.Qa8#
- 1...e3!
- 1...Sc6
- 1.Be8?
- 1...Sc6
- 2.Bxc6#
- 2.Qxe6#
- 1...Sb7
- 2.Bc6#
- 2.Qxe6#
- 1...Sf7
- 2.Bc6#
- 1...e3!
- 1...Sc6
- 1.Be7?
- 1...e3
- 2.Bf3#
- 1...Sc6
- 2.Qxe6#
- 1...Sb7
- 2.Qxe6#
- 1...Sf7!
- 1...e3
- 1.Bf8?
- 1...e3
- 2.Bf3#
- 1...Sc6
- 2.Qxe6#
- 1...Sb7
- 2.Qxe6#
- 1...Sf7!
- 1...e3
- 1.Qf7?
- 1...e3
- 2.Bf3#
- 1...Sc6
- 2.Qxe6#
- 1...Sb7
- 2.Qxe6#
- 2.Qxb7#
- 1...Sxf7!
- 1...e3
- 1.Qxd8?
- threat
- 2.Qa8#
- 1...Rxd6
- 2.Qxd6#
- 1...Re7
- 2.Bxe7#
- 1...Re8!
- threat
- 1.Kxb4?
- Keys
- 1.Bf7!
- 1...Sxf7
- 2.Qa8#
- 1...e3
- 2.Qg2#
- 1...Sc6
- 2.Bxe6#
- 1...Sb7
- 2.Bxe6#
- 1...Sxf7
- 1.Bf7!
This is a version of 228846
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 3
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(f);N_GUARD::QAB1(H),XR(e)
- S(f);N_SPINR(e),OGATE::QAB(H)
- P(b);OGATEB::B(F)
- Tries
- Try
- K(B);P-FLIGHT,XP(a)
- Vars
- P(b);OGATEB::B(F)
- S(f);N_GUARD::QAB1(H),XR(e)
- S(f);N_SPINR(e),OGATE::QAB(H)
- Refutation
- S(f);CHECK
- Try
- S(C);
- Threat
- S(C),XP(a)
- Vars
- P(b);OGATEB::B(F)
- S(f);SBLOCK::S(C)
- Refutation
- K(c);N_SPINR(e),S_FLIGHT
- Try
- S(C);XP(d)
- Threat
- S(C)
- Vars
- P(b);OGATEB::B(F)
- S(f);SBLOCK::S(C)
- S(f);N_SPINR(e),OGATE::QAB(H)
- Refutation
- K(c);N_SPINR(e),S_FLIGHT
- Try
- B(F);P_PINP(b)
- Vars
- S(f);N_GUARD::QAB1(H),XR(e)
- S(f);N_SPINR(e),OGATE::QAB(H)
- Refutation
- P(b);N_SPINP(b),XB(F)
- Try
- B(F);
- Vars
- P(b);OGATEB::B(F)
- S(f);N_GUARD::QAB1(H),XR(e)
- S(f);N_SPINR(e),OGATE::QAB(H)
- Refutation
- P(d);XB(F)
- Try
- B(F);
- Vars
- S(f);N_GUARD::QAB1(H),XR(e)
- S(f);N_SPINR(e),OGATE::QAB(H)
- Refutation
- P(b);
- Try
- B(F);
- Vars
- S(f);N_GUARD,N_SPINR(e)::B(F)
- Refutation
- P(b);
- Try
- B(G);
- Vars
- P(b);OGATEB::B(F)
- S(f);N_GUARD::QAB1(H),XR(e)
- Refutation
- S(f);N_SPINR(e)
- Try
- B(G);
- Vars
- P(b);OGATEB::B(F)
- S(f);N_GUARD::QAB1(H),XR(e)
- Refutation
- S(f);N_SPINR(e)
- Try
- Q(H);
- Vars
- P(b);OGATEB::B(F)
- S(f);N_GUARD::QAB1(H),XR(e)
- Refutation
- S(f);N_SPINR(e),XQ(H)
- Try
- Q(H);N_PINR(e),XS(f)
- Threat
- QAB(H)
- Vars
- R(e);OGATE,P_SPINR(e),XB(G)::QAR1(H),XR(e)
- R(e);N_GUARD::QAR(H)+B(G),XR(e)
- Refutation
- R(e);
- Try
- Actual
- B(F);
- Vars
- S(f);N_SPINR(e),OGATE,XB(F)::QAB(H)
- P(b);OGATEB::QAB(H)
- S(f);N_GUARD::B(F),XR(e)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).