MESON Chess Problem Database
Problem Display
PID: 95855 (6Q1/8/8/8/K7/NN6/krR5/Br6 w - - 0 1)
Levcic, Dane
Politika, 1989
#2
6 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxa1
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- 1...Rg1
- 2.Rxb2#
- 1...Rh1
- 2.Rxb2#
- 1...Rxa1
- Tries
- 1.Sxb1?
- threat
- 2.Sc3#
- 2.Rxb2#
- 1...Kxb1
- 2.Rxb2#
- 1...Rxc2!
- threat
- 1.Sc4?
- 1...Rxa1
- 2.Rxb2#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- 1...Rg1
- 2.Rxb2#
- 1...Rh1
- 2.Rxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Bxb2?
- threat
- 2.Sa1#
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 1...Ra1
- 2.Sxa1#
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 2.Bxa1#
- 2.Bc1#
- 2.Bc3#
- 2.Bd4#
- 2.Be5#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Rc1
- 2.Sa1#
- 2.Sxc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 2.Bxc1#
- 1...Rd1
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Ba1#
- 2.Bc1#
- 2.Bc3#
- 2.Bd4#
- 2.Be5#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Re1
- 2.Sc1#
- 2.Ba1#
- 2.Bc1#
- 2.Bc3#
- 2.Bd4#
- 2.Be5#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Rf1
- 2.Sc1#
- 2.Ba1#
- 2.Bc1#
- 2.Bc3#
- 2.Bd4#
- 2.Be5#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Rg1
- 2.Sc1#
- 2.Ba1#
- 2.Bc1#
- 2.Bc3#
- 2.Bd4#
- 2.Be5#
- 2.Bf6#
- 2.Bg7#
- 2.Bh8#
- 1...Rxb2!
- threat
- 1.Qc4?
- 1...Rxa1
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- 1...Rg1
- 2.Rxb2#
- 1...Rh1
- 2.Rxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Qd5?
- 1...Rxa1
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- 1...Rg1
- 2.Rxb2#
- 1...Rh1
- 2.Rxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Qe6?
- 1...Rxa1
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- 1...Rg1
- 2.Rxb2#
- 1...Rh1
- 2.Rxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Qf7?
- 1...Rxa1
- 2.Sc1#
- 2.Sd2#
- 2.Sd4#
- 2.Sa5#
- 2.Sc5#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- 1...Rg1
- 2.Rxb2#
- 1...Rh1
- 2.Rxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Qg2?
- 1...Rxa1
- 2.Rxb2#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- 1...Rg1
- 2.Rxb2#
- 1...Rh1
- 2.Rxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Qg7?
- 1...Rxa1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rc1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rd1
- 2.Rxb2#
- 2.Qxb2#
- 1...Re1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rf1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rg1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rh1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Qh8?
- 1...Rxa1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rc1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rd1
- 2.Rxb2#
- 2.Qxb2#
- 1...Re1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rf1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rg1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rh1
- 2.Rxb2#
- 2.Qxb2#
- 1...Rxc2!
- 1...Rxa1
- 1.Sxb1?
- Keys
- 1.Qg1!
- threat
- 2.Qxb1#
- 1...Rxa1
- 2.Qxa1#
- 1...Rxg1
- 2.Rxb2#
- 1...Rc1
- 2.Rxb2#
- 1...Rd1
- 2.Rxb2#
- 1...Re1
- 2.Rxb2#
- 1...Rf1
- 2.Rxb2#
- threat
- 1.Qg1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- R(a);N_GUARD::R1(B),XR(c)
- R(a);N_GUARD,SBLOCK::R1(B),XR(c)
- Tries
- Try
- S(C);XR(a)
- Threat
- DUALS(2)
- Vars
- K(b);N_SPINR(c),S_FLIGHT,XS(C)::R1(B),XR(c)
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- S(C);
- Vars
- R(a);N_GUARD,XB(A)::R1(B),XR(c)
- R(a);N_GUARD::R1(B),XR(c)
- R(a);N_GUARD,SBLOCK::R1(B),XR(c)
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- B(A);XR(c)
- Threat
- DUALS(6)
- Refutation
- R(a);P_SPINR(a),XB(A)
- Try
- Q(F);
- Vars
- R(a);N_GUARD::R1(B),XR(c)
- R(a);N_GUARD,SBLOCK::R1(B),XR(c)
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- Q(F);
- Vars
- R(a);N_GUARD::R1(B),XR(c)
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- Q(F);
- Vars
- R(a);N_GUARD::R1(B),XR(c)
- R(a);N_GUARD,SBLOCK::R1(B),XR(c)
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- Q(F);
- Vars
- R(a);N_GUARD::R1(B),XR(c)
- R(a);N_GUARD,SBLOCK::R1(B),XR(c)
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- Q(F);
- Vars
- R(a);N_GUARD,XB(A)::R1(B),XR(c)
- R(a);N_GUARD::R1(B),XR(c)
- Refutation
- R(c);XR(B)
- Try
- Q(F);
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- Q(F);
- Refutation
- R(c);N_SPINR(c),XR(B)
- Try
- Actual
- Q(F);
- Threat
- QAB1(F),XR(a)
- Vars
- R(a);OGATE,XB(A)::QAR1(F),XR(a)
- R(a);N_GUARD,XQ(F)::R1(B),XR(c)
- R(a);N_GUARD::R1(B),XR(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).