MESON Chess Problem Database
Problem Display
PID: 200429 (4k3/3r2p1/2N1B3/6B1/8/b7/5Q2/5RK1 w - - 0 1)
Kukin, Gennady
Sachova skladba, 1999
#2
6 + 4
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Qf7#
- 1...Rd2
- 2.Qf7#
- 1...Rd3
- 2.Qf7#
- 1...Rd4
- 2.Qf7#
- 1...Rd5
- 2.Qf7#
- 1...Rd6
- 2.Qf7#
- 2.Qf8#
- 1...Re7
- 2.Qf8#
- 1...Rf7
- 2.Qxf7#
- 1...Rd8
- 2.Qf7#
- 1...Bc1
- 2.Qf8#
- 1...Bb2
- 2.Qf8#
- 1...Be7
- 2.Qf7#
- 1...Bf8
- 2.Qxf8#
- 1...Rd1
- Tries
- 1.Sb4?
- threat
- 2.Qf8#
- 1...Rf7
- 2.Qxf7#
- 1...Bxb4!
- threat
- 1.Bf7+?
- 1...Rxf7
- 2.Qxf7#
- 1...Kf8!
- 1...Rxf7
- 1.Sb4?
- Keys
- 1.Be7!
- threat
- 2.Bf7#
- 2.Qf7#
- 2.Qf8#
- 1...Rxe7
- 2.Qf8#
- 1...Bxe7
- 2.Qf7#
- 1...Ra7
- 2.Qf7#
- 2.Qf8#
- 1...Rd1
- 2.Qf7#
- 2.Qf8#
- 1...Rd2
- 2.Qf7#
- 2.Qf8#
- 1...Rd3
- 2.Qf7#
- 2.Qf8#
- 1...Rd4
- 2.Qf7#
- 2.Qf8#
- 1...Rd5
- 2.Qf7#
- 2.Qf8#
- 1...Rd6
- 2.Qf7#
- 2.Qf8#
- 1...Rb7
- 2.Qf7#
- 2.Qf8#
- 1...Rc7
- 2.Qf7#
- 2.Qf8#
- 1...Rd8
- 2.Qf7#
- 2.Qf8#
- 1...Bc5
- 2.Bf7#
- threat
- 1.Be7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- R(b);N_GUARD,P_PINR(A)::QAB1(C)
- R(b);N_GUARD::QAB1(C)
- R(b);S_CUTB(a)::QAR1(C)
- R(b);N_GUARD::QAB1(C),XR(b)
- B(a);N_GUARD::QAR1(C)
- B(a);S_CUTR(b)::QAB1(C)
- B(a);N_GUARD::QAR1(C),XB(a)
- Tries
- Try
- S(E);
- Threat
- QAR1(C)
- Vars
- R(b);N_GUARD::QAB1(C),XR(b)
- Refutation
- B(a);XS(E)
- Try
- B(F);CHECK
- Vars
- R(b);OGATE,XB(F)::QAB1(C),XR(b)
- Refutation
- K(d);P-FLIGHT
- Try
- Actual
- B(D);
- Threat
- DUALS(3)
- Vars
- R(b);XB(D)::QAR1(C)
- B(a);XB(D)::QAB1(C)
- B(a);P_PINQ(C)::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).