MESON Chess Problem Database
Problem Display
PID: 254854 (8/1n6/2b2p2/5k1P/2N1R3/8/2BQnK2/8 w - - 0 1)
Maximov, Nikolai J
Wiener Schachzeitung, 1896
#2
6 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Ba4
- 2.Qd5#
- 1...Bb5
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc1
- 2.Qf4#
- 1...Sg1
- 2.Qf4#
- 1...Sc3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sa5
- 2.Sd6#
- 1...Sc5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd8
- 2.Sd6#
- 1...Ba4
- Tries
- 1.Ke1?
- 1...Sf4
- 2.Qxf4#
- 1...Ba4
- 2.Qd5#
- 1...Bb5
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc1
- 2.Qf4#
- 1...Sg1
- 2.Qf4#
- 1...Sc3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sa5
- 2.Sd6#
- 1...Sc5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd8
- 2.Sd6#
- 1...Bxe4!
- 1...Sf4
- 1.Kg2?
- 1...Sf4+
- 2.Qxf4#
- 1...Ba4
- 2.Qd5#
- 1...Bb5
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc1
- 2.Qf4#
- 1...Sg1
- 2.Qf4#
- 1...Sc3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sa5
- 2.Sd6#
- 1...Sc5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd8
- 2.Sd6#
- 1...Bxe4+!
- 1...Sf4+
- 1.Bb1?
- 1...Sf4
- 2.Qxf4#
- 1...Sa5
- 2.Sd6#
- 1...Ba4
- 2.Qd5#
- 1...Bb5
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc1
- 2.Qf4#
- 1...Sg1
- 2.Qf4#
- 1...Sc3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sc5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd8
- 2.Sd6#
- 1...Bxe4!
- 1...Sf4
- 1.Bd1?
- 1...Kxe4
- 2.Bc2#
- 1...Sf4
- 2.Qxf4#
- 1...Sa5
- 2.Sd6#
- 1...Ba4
- 2.Qd5#
- 1...Bb5
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc1
- 2.Qf4#
- 1...Sg1
- 2.Qf4#
- 1...Sc3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sc5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd8
- 2.Sd6#
- 1...Bxe4!
- 1...Kxe4
- 1.Bb3?
- 1...Kxe4
- 2.Bc2#
- 1...Sf4
- 2.Qxf4#
- 1...Sa5
- 2.Sd6#
- 1...Ba4
- 2.Qd5#
- 1...Bb5
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc1
- 2.Qf4#
- 1...Sg1
- 2.Qf4#
- 1...Sc3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sc5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd8
- 2.Sd6#
- 1...Bxe4!
- 1...Kxe4
- 1.Rh4+?
- 1...Be4
- 2.Qd5#
- 1...Ke6!
- 1...Be4
- 1.Qh6?
- threat
- 2.Se3#
- 2.Qg6#
- 1...Sf4
- 2.Se3#
- 2.Qxf4#
- 1...Be8
- 2.Se3#
- 1...Bxe4!
- threat
- 1.Ke1?
- Keys
- 1.Ba4!
- 1...Kxe4
- 2.Bc2#
- 1...Bxa4
- 2.Qd5#
- 1...Bxe4
- 2.Bd7#
- 1...Sf4
- 2.Qxf4#
- 1...Sa5
- 2.Sd6#
- 1...Bb5
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Be8
- 2.Qd5#
- 1...Sc1
- 2.Qf4#
- 1...Sg1
- 2.Qf4#
- 1...Sc3
- 2.Qf4#
- 1...Sg3
- 2.Qf4#
- 1...Sd4
- 2.Qf4#
- 1...Sc5
- 2.Sd6#
- 1...Sd6
- 2.Sxd6#
- 1...Sd8
- 2.Sd6#
- 1...Kxe4
- 1.Ba4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(c);N_GUARD::QAR2(B)
- B(c);N_GUARD::QAR2(B),XB(c)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- B(c);N_GUARD::QAR2(B)
- B(c);N_GUARD::QAR2(B),XB(c)
- S(a);N_GUARD::QAR1(B)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- B(c);P_SPINB(c),XR(E)
- Try
- K(C);P-FLIGHT,P_SPINR(E)
- Vars
- S(a);CHECK,N_GUARD::QAR1(B),XS(a)
- B(c);N_GUARD,N_PINR(E)::QAR2(B)
- B(c);N_GUARD::QAR2(B),XB(c)
- S(a);N_GUARD::QAR1(B)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- B(c);CHECK,P_SPINB(c),XR(E)
- Try
- B(A);
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- S(e);N_GUARD::S(D)
- B(c);N_GUARD::QAR2(B)
- B(c);N_GUARD::QAR2(B),XB(c)
- S(a);N_GUARD::QAR1(B)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- B(c);P_SPINB(c),XR(E)
- Try
- B(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::B(A)
- S(a);N_GUARD::QAR1(B),XS(a)
- S(e);N_GUARD::S(D)
- B(c);N_GUARD::QAR2(B)
- B(c);N_GUARD::QAR2(B),XB(c)
- S(a);N_GUARD::QAR1(B)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- B(c);XR(E)
- Try
- B(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::B(A)
- S(a);N_GUARD::QAR1(B),XS(a)
- S(e);N_GUARD::S(D)
- B(c);N_GUARD::QAR2(B)
- B(c);N_GUARD::QAR2(B),XB(c)
- S(a);N_GUARD::QAR1(B)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- B(c);XR(E)
- Try
- R(E);CHECK
- Vars
- B(c);P_SPINB(c)::QAR2(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- B(c);::S(D)
- Refutation
- B(c);P_SPINB(c),XR(E)
- Try
- Actual
- B(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XR(E)::B(A)
- B(c);N_GUARD,XB(A)::QAR2(B)
- B(c);OGATE,SBLOCK,XR(E)::B(A)
- S(a);N_GUARD::QAR1(B),XS(a)
- S(e);N_GUARD::S(D)
- B(c);N_GUARD::QAR2(B)
- B(c);N_GUARD::QAR2(B),XB(c)
- S(a);N_GUARD::QAR1(B)
- S(e);N_GUARD::S(D),XS(e)
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).