MESON Chess Problem Database
Problem Display
PID: 231606 (4Q3/3N2p1/P3N1K1/B2kP1P1/3p4/3p1p2/P2PbP2/4R3 w - - 0 1)
Fleck, Ferenc
Magyar Sakkvilag, 1927
#2
12 + 6
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kc4
- 2.Sb6#
- 1...Ke4
- 2.Qa8#
- 1...Kc6
- 2.Sb6#
- 2.Sf6#
- 1...Bd1
- 2.Sb6#
- 1...Bf1
- 2.Sb6#
- 1...Kc4
- Tries
- 1.Kf5?
- threat
- 2.Sb6#
- 1...Kc4
- 2.Sb6#
- 1...Kc6
- 2.Sb6#
- 2.Sf6#
- 1...g6+!
- threat
- 1.Kxg7?
- 1...Kc4
- 2.Sb6#
- 1...Kc6
- 2.Sb6#
- 2.Sf6#
- 1...Bd1
- 2.Sb6#
- 1...Bf1
- 2.Sb6#
- 1...Ke4!
- 1...Kc4
- 1.Sc7+?
- 1...Kc4
- 2.Rc1#
- 2.Qf7#
- 2.Qe6#
- 2.Qg8#
- 1...Kc6
- 2.Rc1#
- 2.Qe6#
- 1...Ke4!
- 1...Kc4
- 1.Sf6+?
- 1...Kc4
- 2.Rc1#
- 2.Qa4#
- 2.Qc6#
- 1...Kxe5
- 2.Bc7#
- 1...gxf6!
- 1...Kc4
- 1.Bc7?
- 1...Ke4
- 2.Qa8#
- 1...Kc6
- 2.Sb6#
- 2.Sf6#
- 1...Bd1
- 2.Sb6#
- 1...Bf1
- 2.Sb6#
- 1...Kc4!
- 1...Ke4
- 1.Qa8+?
- 1...Kc4
- 2.Qc6#
- 1...Kxe6!
- 1...Kc4
- 1.Qc8?
- 1...Ke4
- 2.Qb7#
- 2.Qc6#
- 2.Qa8#
- 1...Bd1
- 2.Sf4#
- 2.Sb6#
- 1...Bf1
- 2.Sf4#
- 2.Sb6#
- 1...Kxe6!
- 1...Ke4
- 1.Qg8?
- 1...Kc4
- 2.Sc7#
- 1...Ke4
- 2.Qa8#
- 1...Bd1
- 2.Sd8#
- 1...Bf1
- 2.Sd8#
- 1...Kc6!
- 1...Kc4
- 1.a3?
- 1...Ke4
- 2.Qa8#
- 1...Kc6
- 2.Sb6#
- 2.Sf6#
- 1...Bd1
- 2.Sb6#
- 1...Bf1
- 2.Sb6#
- 1...Kc4!
- 1...Ke4
- 1.a4?
- 1...Ke4
- 2.Qa8#
- 1...Kc6
- 2.Sb6#
- 2.Sf6#
- 1...Bd1
- 2.Sb6#
- 1...Bf1
- 2.Sb6#
- 1...Kc4!
- 1...Ke4
- 1.a7?
- 1...Kc4
- 2.Sb6#
- 1...Ke4
- 2.Qa8#
- 2.a8Q#
- 2.a8B#
- 1...Bd1
- 2.Sb6#
- 1...Bf1
- 2.Sb6#
- 1...Kc6!
- 1...Kc4
- 1.Kf5?
- Keys
- 1.Qf7!
- 1...Kc4
- 2.Sc7#
- 1...Ke4
- 2.Sec5#
- 1...Kc6
- 2.Sxd4#
- 1...Bd1
- 2.Sd8#
- 1...Bf1
- 2.Sd8#
- 1...Kc4
- 1.Qf7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(e);S_FLIGHT::S(K)
- K(e);P_SPINB(a),S_FLIGHT::QAB(L)
- B(a);::S(K)
- Tries
- Try
- K(J);S_FLIGHT
- Threat
- S(K)
- Vars
- K(e);S_FLIGHT::S(K)
- Refutation
- P(f);CHECK
- Try
- K(J);P-FLIGHT,XP(f)
- Vars
- K(e);S_FLIGHT::S(K)
- B(a);::S(K)
- Refutation
- K(e);P_SPINB(a),S_FLIGHT
- Try
- S(I);CHECK
- Refutation
- K(e);P_SPINB(a),S_FLIGHT
- Try
- S(K);CHECK
- Vars
- K(e);P-FLIGHT,P_SPINB(a),XP(F)::B(E)
- Refutation
- P(f);XS(K)
- Try
- B(E);
- Vars
- K(e);P_SPINB(a),S_FLIGHT::QAB(L)
- B(a);::S(K)
- Refutation
- K(e);S_FLIGHT
- Try
- Q(L);CHECK
- Vars
- K(e);S_FLIGHT::QAR2(L)
- Refutation
- K(e);S_FLIGHT,XS(I)
- Try
- Q(L);
- Refutation
- K(e);S_FLIGHT,XS(I)
- Try
- Q(L);
- Vars
- K(e);S_FLIGHT::QAB(L)+S(I)
- K(e);P_SPINB(a),S_FLIGHT::QAB(L)
- B(a);::QAB(L)+S(I)
- Refutation
- K(e);S_FLIGHT
- Try
- P(B);
- Vars
- K(e);P_SPINB(a),S_FLIGHT::QAB(L)
- B(a);::S(K)
- Refutation
- K(e);S_FLIGHT
- Try
- P(B);
- Vars
- K(e);P_SPINB(a),S_FLIGHT::QAB(L)
- B(a);::S(K)
- Refutation
- K(e);S_FLIGHT
- Try
- P(H);
- Vars
- K(e);S_FLIGHT::S(K)
- B(a);::S(K)
- Refutation
- K(e);S_FLIGHT
- Try
- Actual
- Q(L);
- Vars
- K(e);S_FLIGHT::QAB(L)+S(I)
- K(e);P_SPINB(a),S_FLIGHT::S(I)
- K(e);S_FLIGHT::S(I),XP(d)
- B(a);::QAB(L)+S(I)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).