MESON Chess Problem Database
Problem Display
PID: 129865 (k1B4R/pb6/N1r5/8/8/2P2K2/8/7Q w - - 0 1)
Drnek, Josef
Nove parizske mody, 1905
#2
6 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Kf2?
- 1...Rxc3
- 2.Bxb7#
- 2.Qxb7#
- 1...Rxa6
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Be6#
- 2.Bxb7#
- 2.Bd7#
- 2.Qxb7#
- 1...Rxc8
- 2.Rxc8#
- 1...Bxa6
- 2.Bxa6#
- 1...Bxc8
- 2.Qxc6#
- 1...Rc4
- 2.Bxb7#
- 2.Qxb7#
- 1...Rc5
- 2.Bxb7#
- 2.Qxb7#
- 1...Rb6
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Be6#
- 2.Bxb7#
- 2.Bd7#
- 1...Rd6
- 2.Bxb7#
- 2.Bd7#
- 2.Qxb7#
- 1...Re6
- 2.Bxe6#
- 2.Bxb7#
- 2.Qxb7#
- 1...Rg6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rh6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rc7
- 2.Bxb7#
- 1...Rf6+!
- 1...Rxc3
- 1.Ke3?
- 1...Re6+
- 2.Bxe6#
- 1...Rxa6
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Be6#
- 2.Bxb7#
- 2.Bd7#
- 2.Qxb7#
- 1...Rxc8
- 2.Rxc8#
- 1...Bxa6
- 2.Bxa6#
- 1...Bxc8
- 2.Qxc6#
- 1...Rc4
- 2.Bxb7#
- 2.Qxb7#
- 1...Rc5
- 2.Bxb7#
- 2.Qxb7#
- 1...Rb6
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Be6#
- 2.Bxb7#
- 2.Bd7#
- 1...Rd6
- 2.Bxb7#
- 2.Bd7#
- 2.Qxb7#
- 1...Rf6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rg6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rh6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rc7
- 2.Bxb7#
- 1...Rxc3+!
- 1...Re6+
- 1.Bd7+?
- 1...Bc8
- 2.Bxc6#
- 1...Rc8+!
- 1...Bc8
- 1.Kf2?
- Keys
- 1.Ke2!
- 1...Re6+
- 2.Bxe6#
- 1...Bxa6+
- 2.Bxa6#
- 1...Rxc3
- 2.Bxb7#
- 2.Qxb7#
- 1...Rxa6
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Be6#
- 2.Bxb7#
- 2.Bd7#
- 2.Qxb7#
- 1...Rxc8
- 2.Rxc8#
- 1...Bxc8
- 2.Qxc6#
- 1...Rc4
- 2.Bxb7#
- 2.Qxb7#
- 1...Rc5
- 2.Bxb7#
- 2.Qxb7#
- 1...Rb6
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Be6#
- 2.Bxb7#
- 2.Bd7#
- 1...Rd6
- 2.Bxb7#
- 2.Bd7#
- 2.Qxb7#
- 1...Rf6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rg6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rh6
- 2.Bxb7#
- 2.Qxb7#
- 1...Rc7
- 2.Bxb7#
- 1...Re6+
- 1.Ke2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- R(a);OGATE,P_SPINB(c),P_SPINR(a),XB(E)::R(F),XR(a)
- B(c);OGATE,P_SPINR(a),XS(D)::R(F)+B(E),XB(c)
- B(c);OGATEB,P_SPINB(c),P_SPINR(a),XB(E)::QAB(A),XR(a)
- R(a);P_SPINB(c)::R(F)+B(E),DCHECK,XB(c)
- Refutation
- R(a);CHECK,P_SPINB(c)
- Try
- K(C);P-FLIGHT
- Vars
- R(a);CHECK,N_GUARD,P_SPINB(c)::R(F)+B(E),XR(a)
- R(a);OGATE,P_SPINB(c),P_SPINR(a),XB(E)::R(F),XR(a)
- B(c);OGATE,P_SPINR(a),XS(D)::R(F)+B(E),XB(c)
- B(c);OGATEB,P_SPINB(c),P_SPINR(a),XB(E)::QAB(A),XR(a)
- R(a);P_SPINB(c)::R(F)+B(E),DCHECK,XB(c)
- Refutation
- R(a);CHECK,P_SPINB(c),XP(B)
- Try
- B(E);CHECK
- Vars
- B(c);P_SPINB(c)::B(E),XR(a)
- Refutation
- R(a);CHECK,P_SPINR(a)
- Try
- Actual
- K(C);S_FLIGHT
- Vars
- R(a);CHECK,N_GUARD,P_SPINB(c)::R(F)+B(E),XR(a)
- B(c);CHECK,OGATE,P_SPINR(a),XS(D)::R(F)+B(E),XB(c)
- R(a);OGATE,P_SPINB(c),P_SPINR(a),XB(E)::R(F),XR(a)
- B(c);OGATEB,P_SPINB(c),P_SPINR(a),XB(E)::QAB(A),XR(a)
- R(a);P_SPINB(c)::R(F)+B(E),DCHECK,XB(c)
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).