MESON Chess Problem Database
Problem Display
PID: 103237 (8/2p4b/3p4/3Pk1K1/2r1P3/2P2R2/5N2/Q7 w - - 0 1)
Mazul, Waldemar
Panorama Szachowa, 1998-1999
#2
7 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxc3
- 2.Qxc3#
- 1...Rb4
- 2.cxb4#
- 1...Rd4
- 2.cxd4#
- 1...Rc5
- 2.c4#
- 1...Rc6
- 2.c4#
- 1...Bf5
- 2.Rxf5#
- 1...Bg8
- 2.Rf5#
- 1...Rxc3
- Tries
- 1.Re3?
- threat
- 2.Sd3#
- 2.Sg4#
- 1...Rxc3
- 2.Qxc3#
- 1...Rxe4
- 2.c4#
- 1...Rd4
- 2.Sg4#
- 2.cxd4#
- 1...Bf5
- 2.Sd3#
- 1...Bxe4!
- threat
- 1.Qe1?
- threat
- 2.Sd3#
- 2.Sg4#
- 1...Rxc3
- 2.Qxc3#
- 1...Bxe4
- 2.Rf5#
- 1...Rd4
- 2.Sg4#
- 1...Bf5
- 2.Sd3#
- 2.Rxf5#
- 1...Rxe4!
- threat
- 1.Re3?
- Keys
- 1.Qa8!
- threat
- 2.Qe8#
- 2.Qh8#
- 1...Rxc3
- 2.Qh8#
- 1...Rxe4
- 2.Sd3#
- 1...Bxe4
- 2.Sg4#
- 1...Bf5
- 2.Rxf5#
- 2.Qh8#
- 1...Bg6
- 2.Qh8#
- 1...Bg8
- 2.Rf5#
- threat
- 1.Qa8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- R(a);OGATE,P_SPINR(a),XP(C)::QAB(A),XR(a)
- R(a);OGATE::QAB(A)+P(C),XR(a)
- R(a);OGATE::P(C),XR(a)
- R(a);OGATE::QAB(A)+P(C)
- B(e);N_GUARD::R1(D),XB(e)
- B(e);N_GUARD::R1(D)
- Tries
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- R(a);OGATE,P_SPINR(a),XP(C)::QAB(A),XR(a)
- R(a);OGATE,P_SPINR(a),XP(E)::QAB(A)+P(C)
- B(e);::S(B)
- Refutation
- B(e);P_SPINB(e),XP(E)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(a);OGATE,XP(C)::QAB(A),XR(a)
- B(e);N_GUARD,P_SPINB(e),XP(E)::R1(D)
- R(a);::S(B)
- Refutation
- R(a);P_SPINR(a),XP(E)
- Try
- Actual
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(a);XP(C)::QAB(A)
- R(a);SBLOCK,XP(E)::S(B)
- B(e);SBLOCK,XP(E)::S(B)
- B(e);::QAB(A)
- B(e);N_GUARD::R1(D)
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).