MESON Chess Problem Database
Problem Display
PID: 92293 (3N4/2p5/p1P5/B1kppN2/P1p1p3/K3p3/QP2B3/8 w - - 0 1)
Kovacs, Florian Janos
1st HM., Deutschen Schachklub, 1924-25
#2
9 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...c3
- 2.b4#
- 1...d4
- 2.Qxc4#
- 1...c3
- Tries
- 1.Bf1?
- 1...d4
- 2.Qxc4#
- 1...c3
- 2.b4#
- 1...e2!
- 1...d4
- 1.Bxc7?
- 1...d4
- 2.Qxc4#
- 1...c3
- 2.b4#
- 1...a5!
- 1...d4
- 1.Qb1?
- 1...c3
- 2.b4#
- 1...d4!
- 1...c3
- 1.Qb3?
- threat
- 2.Qb4#
- 1...d4
- 2.Qxc4#
- 1...cxb3!
- threat
- 1.Qa1?
- 1...c3
- 2.b4#
- 1...d4!
- 1...c3
- 1.Bf1?
- Keys
- 1.Se7!
- 1...Kd4
- 2.Se6#
- 1...Kd6
- 2.Bb4#
- 1...d4
- 2.Sb7#
- 1...c3
- 2.Qxd5#
- 1...Kd4
- 1.Se7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(b);N_GUARD::P(B)
- P(e);N_GUARD::QAR1(A),XP(b)
- Tries
- Try
- B(C);
- Vars
- P(e);N_GUARD::QAR1(A),XP(b)
- P(b);N_GUARD::P(B)
- Refutation
- P(a);
- Try
- B(F);XP(h)
- Vars
- P(e);N_GUARD::QAR1(A),XP(b)
- P(b);N_GUARD::P(B)
- Refutation
- P(g);
- Try
- Q(A);
- Vars
- P(b);N_GUARD::P(B)
- Refutation
- P(e);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- P(e);N_GUARD::QAR1(A),XP(b)
- Refutation
- P(b);XQ(A)
- Try
- Q(A);
- Vars
- P(b);N_GUARD::P(B)
- Refutation
- P(e);
- Try
- Actual
- S(G);
- Vars
- K(d);S_FLIGHT::S(I)
- K(d);S_FLIGHT::B(F)
- P(e);SBLOCK::S(I)
- P(b);OGATE::QAR1(A),XP(e)
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).