MESON Chess Problem Database
Problem Display
PID: 84219 (6Q1/1p6/8/4P2r/5P1p/4B1pr/6k1/4K1N1 w - - 0 1)
Drazkowski, Krzysztof
Pat a Mat, 1993
#2
6 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Qa2#
- 1...Rh2
- 2.Qd5#
- 1...Rh1
- Tries
- 1.Qe6?
- threat
- 2.Qxh3#
- 1...Kh1
- 2.Qxh3#
- 1...Kh2
- 2.Qxh3#
- 1...Rh1
- 2.Qa2#
- 1...Rh2
- 2.Qd5#
- 1...Rf5!
- threat
- 1.Qc8?
- threat
- 2.Qxh3#
- 1...Kh1
- 2.Qxh3#
- 1...Kh2
- 2.Qxh3#
- 1...Rh1
- 2.Qc2#
- 1...Rh2
- 2.Qxb7#
- 1...Rf5!
- threat
- 1.Qe6?
- Keys
- 1.Qg4!
- threat
- 2.Qxh3#
- 1...Kh1
- 2.Qxh3#
- 1...Kh2
- 2.Qxh3#
- 1...Rh1
- 2.Qe2#
- 1...Rh2
- 2.Qf3#
- threat
- 1.Qg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(c);P_PINS(B),SBLOCK::QAR(F)
- R(c);SBLOCK::QAB(F)
- Tries
- Try
- Q(F);N_PINP(b)
- Threat
- QAB1(F),XR(c)
- Vars
- K(a);S_FLIGHT::QAR2(F),XR(c)
- K(a);P-FLIGHT::QAR1(F),XR(c)
- R(c);P_PINS(B),SBLOCK::QAR(F)
- R(c);SBLOCK::QAB(F)
- Refutation
- R(e);
- Try
- Q(F);N_PINP(b)
- Threat
- QAB1(F),XR(c)
- Vars
- K(a);S_FLIGHT::QAR2(F),XR(c)
- K(a);P-FLIGHT::QAR1(F),XR(c)
- R(c);P_PINS(B),SBLOCK::QAR(F)
- R(c);SBLOCK::QAB(F),XP(f)
- Refutation
- R(e);
- Try
- Actual
- Q(F);
- Threat
- QAB1(F),XR(c)
- Vars
- K(a);N_SPINP(b),S_FLIGHT::QAR2(F),XR(c)
- K(a);N_SPINP(b),P-FLIGHT::QAR1(F),XR(c)
- R(c);P_PINS(B),SBLOCK::QAR2(F)
- R(c);SBLOCK::QAB1(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).