MESON Chess Problem Database
Problem Display
PID: 90035 (8/K4Q2/pBp5/RP1pk2p/1n6/2N1N3/8/2R4b w - - 0 1)
Hoffmann, Peter
Die Schwalbe, 1989
#2
8 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...d4
- 2.Sc4#
- 2.Bc7#
- 1...d4
- Tries
- 1.Bd4+?
- 1...Kd6
- 2.Sf5#
- 1...Kxd4!
- 1...Kd6
- 1.Bd8?
- threat
- 2.Qf6#
- 1...Kd6
- 2.Qe7#
- 1...Kd4!
- threat
- 1.Rd1?
- threat
- 2.Bc7#
- 1...Kd6
- 2.Sc4#
- 1...Sd3!
- threat
- 1.bxa6?
- threat
- 2.Sc4#
- 1...Kd6
- 2.Bc7#
- 1...c5!
- threat
- 1.bxc6?
- threat
- 2.Sc4#
- 1...Kd6
- 2.Qf6#
- 1...Sxc6+!
- threat
- 1.Bd4+?
- Keys
- 1.Se2!
- threat
- 2.Qe7#
- 1...Ke4
- 2.Qf5#
- 1...Kd6
- 2.Bc7#
- threat
- 1.Se2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(F);CHECK
- Vars
- K(d);S_FLIGHT::S(C)
- Refutation
- K(d);S_FLIGHT,XB(F)
- Try
- B(F);
- Threat
- QAB1(H)
- Vars
- K(d);S_FLIGHT::QAB1(H)
- Refutation
- K(d);S_FLIGHT
- Try
- R(A);
- Threat
- B(F)
- Vars
- K(d);P_SPINP(c),S_FLIGHT::S(C)
- Refutation
- S(b);
- Try
- P(E);P_PINP(c),XP(f)
- Threat
- S(C)
- Vars
- K(d);N_SPINP(c),S_FLIGHT::B(F)
- Refutation
- P(g);N_SPINP(c)
- Try
- P(E);P_PINP(c),XP(g)
- Threat
- S(C)
- Vars
- K(d);N_SPINP(c),S_FLIGHT::QAR2(H)
- Refutation
- S(b);CHECK,XP(E)
- Try
- Actual
- S(B);
- Threat
- QAR2(H)
- Vars
- K(d);P-FLIGHT::QAB1(H)
- K(d);S_FLIGHT::B(F)
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).