MESON Chess Problem Database
Problem Display
PID: 203635 (8/2n5/1N1p3p/p2p3R/Pp1k1p2/1R2p1p1/6B1/2Q4K w - - 0 1)
Kovacs, Florian Janos
Magyar Sakkvilag, 1924
#2
7 + 10
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...e2
- 2.Qg1#
- 1...f3
- 2.Qxe3#
- 1...Sb5
- Tries
- 1.Kg1?
- 1...f3
- 2.Qxe3#
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...e2!
- 1...f3
- 1.Bf3?
- 1...e2
- 2.Qg1#
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...g2+!
- 1...e2
- 1.Rxe3?
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...b3
- 2.Qc3#
- 1...f3
- 2.Rh4#
- 1...fxe3!
- 1...Sb5
- 1.Rh4?
- threat
- 2.Qxe3#
- 1...e2
- 2.Qe3#
- 1...Ke5!
- threat
- 1.Rf5?
- 1...f3
- 2.Qxe3#
- 1...e2
- 2.Qg1#
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...h5!
- 1...f3
- 1.Qe1?
- 1...f3
- 2.Qxe3#
- 1...e2
- 2.Qg1#
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...Kc5!
- 1...f3
- 1.Qg1?
- 1...f3
- 2.Qxe3#
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...Kc5!
- 1...f3
- 1.Kg1?
- Keys
- 1.Sd7!
- 1...f3
- 2.Rh4#
- 1...Sb5
- 2.Rxd5#
- 1...Sa6
- 2.Rxd5#
- 1...Se6
- 2.Rxd5#
- 1...Sa8
- 2.Rxd5#
- 1...Se8
- 2.Rxd5#
- 1...e2
- 2.Qxf4#
- 1...f3
- 1.Sd7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(j);N_GUARD::R1(F),XP(g)
- P(a);OGATEB::QAB(A)
- P(e);N_GUARD::QAB1(A),XP(a)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- P(e);N_GUARD::QAB1(A),XP(a)
- S(j);N_GUARD::R1(F),XP(g)
- Refutation
- P(a);
- Try
- B(C);
- Vars
- P(a);OGATEB::QAB(A)
- S(j);N_GUARD::R1(F),XP(g)
- Refutation
- P(b);CHECK
- Try
- R(D);XP(a)
- Vars
- S(j);N_GUARD::R1(F),XP(g)
- P(c);N_GUARD::QAB1(A)
- P(e);OGATEB::R(F)
- Refutation
- P(e);XR(D)
- Try
- R(F);P_PINP(e)
- Threat
- QAB1(A),XP(a)
- Vars
- P(a);::QAB1(A)
- Refutation
- K(d);N_SPINP(e),S_FLIGHT
- Try
- R(F);
- Vars
- P(e);N_GUARD::QAB1(A),XP(a)
- P(a);OGATEB::QAB(A)
- S(j);N_GUARD::R1(F),XP(g)
- Refutation
- P(i);
- Try
- Q(A);
- Vars
- P(e);N_GUARD::QAB1(A),XP(a)
- P(a);OGATEB::QAB(A)
- S(j);N_GUARD::R1(F),XP(g)
- Refutation
- K(d);P_SPINP(g),S_FLIGHT
- Try
- Q(A);P_PINP(a)
- Vars
- P(e);N_GUARD::QAB1(A),XP(a)
- S(j);N_GUARD::R1(F),XP(g)
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- S(G);
- Vars
- P(e);OGATEB::R(F)
- S(j);N_GUARD::R1(F),XP(g)
- P(a);OGATE::QAR2(A),XP(e)
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