MESON Chess Problem Database
Problem Display
PID: 183134 (2K2b2/5pp1/8/2p5/2p1kBB1/Q7/1p2N2r/7b w - - 0 1)
Decker, Adolfph L
Rivista Scacchistica Italiana, 1907
#2
5 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kd5
- 2.Qa8#
- 1...Rg2
- 2.Qf3#
- 1...Bf3
- 2.Qxf3#
- 1...Kd5
- Tries
- 1.Bf5+?
- 1...Kd5
- 2.Qa8#
- 1...Kxf5!
- 1...Kd5
- 1.Qb3?
- threat
- 2.Qxc4#
- 1...Kd5
- 2.Qb7#
- 1...c3
- 2.Qc4#
- 1...cxb3!
- threat
- 1.Qa4?
- threat
- 2.Qxc4#
- 1...Kd5
- 2.Qa8#
- 1...Kd3!
- threat
- 1.Qa6?
- threat
- 2.Qxc4#
- 1...Kd5
- 2.Qb7#
- 2.Qa8#
- 1...c3
- 2.Qc4#
- 1...Kd3!
- threat
- 1.Bf5+?
- Keys
- 1.Qa2!
- threat
- 2.Qxc4#
- 1...Kd3
- 2.Qb1#
- 1...Kd5
- 2.Qa8#
- 1...c3
- 2.Qc4#
- threat
- 1.Qa2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- K(e);S_FLIGHT::QAB(B)
- R(c);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- Tries
- Try
- B(D);CHECK
- Vars
- K(e);S_FLIGHT::QAB(B)
- Refutation
- K(e);S_FLIGHT,XB(D)
- Try
- Q(B);
- Threat
- QAR2(B),XP(d)
- Vars
- K(e);P_SPINP(d),S_FLIGHT::QAB(B)
- P(d);::QAR2(B)
- Refutation
- P(d);XQ(B)
- Try
- Q(B);P_PINP(d)
- Threat
- QAR2(B),XP(d)
- Vars
- K(e);N_SPINP(d),S_FLIGHT::QAB(B)
- Refutation
- K(e);N_SPINP(d),S_FLIGHT
- Try
- Q(B);
- Threat
- QAR2(B),XP(d)
- Vars
- P(d);::QAR2(B)
- Refutation
- K(e);P_SPINP(d),S_FLIGHT
- Try
- Actual
- Q(B);
- Threat
- QAR2(B),XP(d)
- Vars
- K(e);S_FLIGHT::QAB(B)
- K(e);P_SPINP(d),S_FLIGHT::QAB(B)
- P(d);::QAR2(B)
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).