MESON Chess Problem Database
Problem Display
PID: 244564 (2Q2b2/1p2P2K/2pP4/3kNNR1/2pr1P2/B1Pn1P2/3R4/1b1n4 w - - 0 1)
Buglos, Janos
Rochade Europa, 1993
#2
12 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bh6
- 2.Qg8#
- 1...Bxe7
- 2.Sxe7#
- 2.Qg8#
- 1...Bg7
- 2.Qg8#
- 1...S1b2
- 2.Se3#
- 1...S1f2
- 2.Se3#
- 1...Sxc3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sc1
- 2.Rxd4#
- 1...Se1
- 2.Rxd4#
- 1...S3b2
- 2.Rxd4#
- 1...S3f2
- 2.Rxd4#
- 1...Sc5
- 2.Rxd4#
- 1...Sxe5
- 2.Rxd4#
- 1...Bh6
- Tries
- 1.Sg4?
- threat
- 2.Sf6#
- 2.Sfe3#
- 1...Rxf4
- 2.Sfe3#
- 1...Bxe7
- 2.Sfe3#
- 2.Sxe7#
- 2.Qg8#
- 1...Sxf4
- 2.Rxd4#
- 1...Bg7
- 2.Sfe3#
- 2.Qg8#
- 1...Se3
- 2.Sgxe3#
- 2.Sf6#
- 2.Sfxe3#
- 1...Sc1
- 2.Sf6#
- 2.Rxd4#
- 1...Se1
- 2.Sf6#
- 2.Rxd4#
- 1...S3b2
- 2.Sf6#
- 2.Rxd4#
- 1...S3f2
- 2.Sf6#
- 2.Rxd4#
- 1...Sc5
- 2.Sf6#
- 2.Rxd4#
- 1...Se5
- 2.Sf6#
- 2.Rxd4#
- 1...c5
- 2.Sf6#
- 1...Sb4!
- threat
- 1.Sf7?
- threat
- 2.Se3#
- 1...Sxf4
- 2.Rxd4#
- 1...Se3
- 2.Sxe3#
- 1...Sc1
- 2.Rxd4#
- 1...Se1
- 2.Rxd4#
- 1...S3b2
- 2.Rxd4#
- 1...S3f2
- 2.Rxd4#
- 1...Sc5
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sb4!
- threat
- 1.e8Q?
- threat
- 2.Qce6#
- 2.Qf7#
- 2.Qee6#
- 1...Rxf4
- 2.Qce6#
- 2.Qee6#
- 1...Sxf4
- 2.Rxd4#
- 1...Sxe5
- 2.Rxd4#
- 2.Qce6#
- 2.Qxe5#
- 2.Qee6#
- 1...Be7
- 2.Sxe7#
- 2.Qf7#
- 2.Qg8#
- 1...Sc5
- 2.Rxd4#
- 1...Sb4!
- threat
- 1.e8R?
- threat
- 2.Qe6#
- 1...Sxf4
- 2.Rxd4#
- 1...Be7
- 2.Sxe7#
- 1...Sc5
- 2.Rxd4#
- 1...Sb4!
- threat
- 1.Sg4?
- Keys
- 1.Sxc6!
- threat
- 2.Se3#
- 1...Sxf4
- 2.Rxd4#
- 1...Sb4
- 2.Sxb4#
- 1...Se3
- 2.Sxe3#
- 1...Sc1
- 2.Sb4#
- 2.Rxd4#
- 1...Se1
- 2.Sb4#
- 2.Rxd4#
- 1...S3b2
- 2.Sb4#
- 2.Rxd4#
- 1...S3f2
- 2.Sb4#
- 2.Rxd4#
- 1...Sc5
- 2.Sb4#
- 2.Rxd4#
- 1...Se5
- 2.Sb4#
- 2.Rxd4#
- threat
- 1.Sxc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 11
- Sets
- B(i);OGATE::QAB(L)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD,XP(C)::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(c);OGATE,P_PINS(G),P_SPINR(e)::R1(A),XR(e)
- S(c);OGATE,P_PINS(G),P_SPINR(e),XS(F)::R1(A),XR(e)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(e);P_SPINS(c),XP(E)::R(H)+S(G),DCHECK
- S(c);OGATE,P_PINS(G),P_SPINR(e),XP(E)::R1(A),XR(e)
- P(g);::S(F)
- Refutation
- S(c);P_PINS(G),P_SPINR(e)
- Try
- S(F);
- Threat
- R(H)+S(G),DCHECK
- Vars
- S(c);OGATE,P_PINS(G),P_SPINR(e),XP(E)::R1(A),XR(e)
- S(b);::R(H)+S(G),DCHECK,XS(b)
- S(c);OGATE,P_PINS(G),P_SPINR(e)::R1(A),XR(e)
- Refutation
- S(c);P_PINS(G),P_SPINR(e)
- Try
- P(J);
- Threat
- DUALS(3)
- Vars
- S(c);OGATE,P_PINS(G),P_SPINR(e),XP(E)::R1(A),XR(e)
- S(c);OGATE,P_PINS(G),P_SPINR(e)::R1(A),XR(e)
- Refutation
- S(c);P_PINS(G),P_SPINR(e)
- Try
- P(J);
- Threat
- QAB1(L)
- Vars
- S(c);OGATE,P_PINS(G),P_SPINR(e),XP(E)::R1(A),XR(e)
- B(i);N_GUARD::S(G),XB(i)
- S(c);OGATE,P_PINS(G),P_SPINR(e)::R1(A),XR(e)
- Refutation
- S(c);P_PINS(G),P_SPINR(e)
- Try
- Actual
- S(F);XP(g)
- Threat
- R(H)+S(G),DCHECK
- Vars
- S(c);OGATE,P_PINS(G),P_SPINR(e),XP(E)::R1(A),XR(e)
- S(c);N_GUARD,P_PINS(G),P_SPINR(e)::S(F),XS(c)
- S(b);::R(H)+S(G),DCHECK,XS(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).