MESON Chess Problem Database
Problem Display
PID: 36951 (8/8/5n2/1P3B2/2kNr1N1/BRP4K/P5Q1/8 w - - 0 1)
Hannelius, Jan Ingvar
6th Prize, Chepizhni-50 JT, 1985
#2
10 + 3
| 3748 | FIDE Album (1983-1985) | 1992 |
SOLUTION
- SOUND
- Sets
- 1...Kd3
- 2.Qe2#
- 1...Kd5
- 2.Be6#
- 1...Re1
- 2.Qc6#
- 1...Re2
- 2.Qc6#
- 1...Re3+
- 2.Sxe3#
- 1...Rxd4
- 2.Se3#
- 2.Se5#
- 2.Qc6#
- 1...Rf4
- 2.Se3#
- 2.Se5#
- 2.Qc6#
- 1...Rxg4
- 2.Qc6#
- 1...Re5
- 2.Sxe5#
- 1...Re7
- 2.Qc6#
- 1...Re8
- 2.Qc6#
- 1...Kd3
- Tries
- 1.Sc2?
- 1...Re3+
- 2.Scxe3#
- 2.Sgxe3#
- 1...Kd3
- 2.Se5#
- 1...Kd5
- 2.Sce3#
- 1...Rxg4
- 2.Se3#
- 2.Qc6#
- 1...Sxg4
- 2.Qxe4#
- 1...Re1
- 2.Qc6#
- 1...Re2
- 2.Qc6#
- 1...Rd4
- 2.Sce3#
- 2.Sge3#
- 2.Se5#
- 2.Qc6#
- 1...Rf4
- 2.Sce3#
- 2.Sge3#
- 2.Se5#
- 2.Qc6#
- 1...Re5
- 2.Sxe5#
- 1...Re7
- 2.Qc6#
- 1...Re8
- 2.Qc6#
- 1...Sd5
- 2.Qxe4#
- 1...Sh5
- 2.Qxe4#
- 1...Sd7
- 2.Qxe4#
- 1...Sh7
- 2.Qxe4#
- 1...Se8
- 2.Qxe4#
- 1...Sg8
- 2.Qxe4#
- 1...Re6!
- 1...Re3+
- 1.Se3+?
- 1...Kd3
- 2.Qe2#
- 1...Rxe3+!
- 1...Kd3
- 1.Bxe4?
- threat
- 2.Se3#
- 2.Se5#
- 2.Qf1#
- 2.Qe2#
- 1...Sxg4
- 2.Qf1#
- 2.Qe2#
- 1...Sd5
- 2.Se5#
- 2.Qf1#
- 2.Qe2#
- 1...Sd7
- 2.Se3#
- 2.Qf1#
- 2.Qe2#
- 1...Sxe4!
- threat
- 1.Qf1+?
- 1...Re2
- 2.Se3#
- 1...Kd5!
- 1...Re2
- 1.Qxe4?
- threat
- 2.Se3#
- 2.Se5#
- 2.Qc6#
- 1...Sxg4
- 2.Sc2#
- 2.Se2#
- 2.Sf3#
- 2.Sc6#
- 2.Se6#
- 2.Be6#
- 2.Qc6#
- 2.Qe6#
- 1...Sd5
- 2.Sc2#
- 2.Se2#
- 2.Sf3#
- 2.Sc6#
- 2.Se6#
- 2.Se5#
- 2.Qd3#
- 2.Qe2#
- 1...Sd7
- 2.Sc2#
- 2.Se2#
- 2.Sf3#
- 2.Sc6#
- 2.Se6#
- 2.Se3#
- 2.Be6#
- 2.Qe6#
- 1...Sxe4!
- threat
- 1.Sc2?
- Keys
- 1.Sc6!
- 1...Re3+
- 2.Sxe3#
- 1...Kd3
- 2.Sce5#
- 1...Kd5
- 2.Se3#
- 1...Rxg4
- 2.Sa5#
- 2.Se5#
- 1...Sxg4
- 2.Qxe4#
- 1...Re1
- 2.Sa5#
- 1...Re2
- 2.Sa5#
- 1...Rd4
- 2.Se3#
- 2.Sge5#
- 2.Sa5#
- 2.Sce5#
- 1...Rf4
- 2.Se3#
- 2.Sge5#
- 2.Sa5#
- 2.Sce5#
- 1...Re5
- 2.Sgxe5#
- 2.Sa5#
- 2.Scxe5#
- 1...Re6
- 2.Sa5#
- 1...Re7
- 2.Sa5#
- 1...Re8
- 2.Sa5#
- 1...Sd5
- 2.Qxe4#
- 1...Sh5
- 2.Qxe4#
- 1...Sd7
- 2.Qxe4#
- 1...Sh7
- 2.Qxe4#
- 1...Se8
- 2.Qxe4#
- 1...Sg8
- 2.Qxe4#
- 1...Re3+
- 1.Sc6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 8
- REMOVED MATES = 2
- Sets
- K(a);P_SPINR(b),S_FLIGHT::QAB1(B)
- K(a);P_SPINR(b),S_FLIGHT::B(J)
- R(b);OGATE::QAR2(B)
- R(b);CHECK,N_GUARD::S(H),XR(b)
- R(b);OGATE,XS(H)::QAR2(B)
- R(b);N_GUARD::S(H),XR(b)
- Tries
- Try
- S(G);
- Vars
- K(a);P_SPINR(b),S_FLIGHT::S(H)
- K(a);P_SPINR(b),S_FLIGHT::S(G)
- S(c);N_GUARD,XS(H)::QAR2(B),XR(b)
- R(b);OGATE::QAR2(B)
- R(b);N_GUARD::S(H),XR(b)
- S(c);N_GUARD::QAR2(B),XR(b)
- Refutation
- R(b);
- Try
- S(H);CHECK
- Vars
- K(a);P_SPINR(b),S_FLIGHT::QAB1(B)
- Refutation
- R(b);CHECK,XS(H)
- Try
- B(J);XR(b)
- Threat
- DUALS(4)
- Refutation
- S(c);XB(J)
- Try
- Q(B);CHECK
- Vars
- R(b);P_SPINR(b)::S(H)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(B);XR(b)
- Threat
- DUALS(3)
- Refutation
- S(c);XQ(B)
- Try
- Actual
- S(G);
- Vars
- R(b);CHECK,N_GUARD::S(H),XR(b)
- K(a);P_SPINR(b),S_FLIGHT::S(G)
- K(a);P_SPINR(b),S_FLIGHT::S(H)
- S(c);N_GUARD,XS(H)::QAR2(B),XR(b)
- R(b);::S(G)
- S(c);N_GUARD::QAR2(B),XR(b)
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).