MESON Chess Problem Database
Problem Display
PID: 117132 (8/K3p3/1BR1R3/3p1P2/B3N1N1/n2kp1P1/3P3Q/1n6 w - - 0 1)
Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)
Vejle Socialdemokrat, 1933
#2
11 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sxd2
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...Sc2
- 2.Bxc2#
- 2.Bb5#
- 1...Sb5+
- 2.Bxb5#
- 1...exd2
- 2.Sef2#
- 1...e2
- 2.Sgf2#
- 1...dxe4
- 2.Se5#
- 1...Sxd2
- Tries
- 1.Sc3?
- threat
- 2.Se5#
- 2.Rxe3#
- 2.Qe2#
- 1...Sxc3
- 2.Rxc3#
- 2.Rxe3#
- 1...exd2
- 2.Sf2#
- 2.Se5#
- 2.Re3#
- 2.Qe2#
- 1...e2
- 2.Qxe2#
- 1...Sc4
- 2.Qe2#
- 1...Sc2
- 2.Se5#
- 2.Bb5#
- 2.Qe2#
- 1...d4
- 2.Se5#
- 2.Qe2#
- 1...Sb5+!
- threat
- 1.Sg5?
- threat
- 2.Se5#
- 2.Rxe3#
- 1...Sb5+
- 2.Bxb5#
- 1...exd2
- 2.Sf2#
- 2.Se5#
- 2.Re3#
- 2.Qe2#
- 1...e2
- 2.Qxe2#
- 1...Sc2
- 2.Se5#
- 2.Bxc2#
- 2.Bb5#
- 1...d4
- 2.Se5#
- 1...Sc4!
- threat
- 1.Sd6?
- threat
- 2.Se5#
- 2.Rxe3#
- 1...Sb5+
- 2.Bxb5#
- 1...exd2
- 2.Sf2#
- 2.Se5#
- 2.Re3#
- 2.Qe2#
- 1...exd6
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...Sc2
- 2.Se5#
- 2.Bxc2#
- 2.Bb5#
- 1...d4
- 2.Se5#
- 1...Sc4!
- threat
- 1.Sef6?
- threat
- 2.Se5#
- 2.Rxe3#
- 1...Sb5+
- 2.Bxb5#
- 1...exd2
- 2.Sf2#
- 2.Se5#
- 2.Re3#
- 2.Qe2#
- 1...exf6
- 2.Rxe3#
- 1...e2
- 2.Qxe2#
- 1...Sc2
- 2.Se5#
- 2.Bxc2#
- 2.Bb5#
- 1...d4
- 2.Se5#
- 1...Sc4!
- threat
- 1.Sxe3?
- 1...Sb5+
- 2.Bxb5#
- 1...Sxd2
- 2.Rc3#
- 2.Qxd2#
- 1...Sc4
- 2.Bc2#
- 1...Sc3
- 2.Rxc3#
- 1...Sc2
- 2.Bxc2#
- 2.Bb5#
- 1...d4
- 2.Sc5#
- 1...dxe4!
- 1...Sb5+
- 1.Bd1?
- threat
- 2.Be2#
- 2.Qe2#
- 1...dxe4
- 2.Se5#
- 2.Qe2#
- 1...Sc4
- 2.Qe2#
- 1...Sc3
- 2.Rxc3#
- 1...e2
- 2.Sgf2#
- 2.Bxe2#
- 2.Qxe2#
- 1...Sb5+!
- threat
- 1.Bxe3?
- 1...Sb5+
- 2.Bxb5#
- 1...Sxd2
- 2.Rc3#
- 2.Qxd2#
- 1...dxe4
- 2.Se5#
- 1...Sc4
- 2.Sc5#
- 1...Sc3
- 2.Rxc3#
- 1...Sc2
- 2.Bxc2#
- 2.Bb5#
- 1...d4!
- 1...Sb5+
- 1.Qg2?
- threat
- 2.Se5#
- 1...Sb5+
- 2.Bxb5#
- 1...Sc4!
- threat
- 1.dxe3?
- 1...Sb5+
- 2.Bxb5#
- 1...dxe4
- 2.Se5#
- 1...Sc4
- 2.Bc2#
- 2.Qc2#
- 1...Sd2
- 2.Rc3#
- 2.Qxd2#
- 1...Sc3
- 2.Rxc3#
- 2.Qd2#
- 1...Sc2
- 2.Bxc2#
- 2.Bb5#
- 2.Qxc2#
- 1...d4!
- 1...Sb5+
- 1.Sc3?
- Keys
- 1.Rc1!
- 1...Sb5+
- 2.Bxb5#
- 1...Sxd2
- 2.Rc3#
- 1...exd2
- 2.Sef2#
- 1...dxe4
- 2.Se5#
- 1...Sc3
- 2.Rxc3#
- 1...Sc2
- 2.Bb5#
- 1...Sc4
- 2.Bc2#
- 1...e2
- 2.Sgf2#
- 1...d4
- 2.Sc5#
- 1...Sb5+
- 1.Rc1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD,XP(A)::R1(I)
- S(a);N_GUARD::R1(I),XS(a)
- S(b);CHECK,N_GUARD::B(D),XS(b)
- P(d);N_GUARD,SBLOCK,XP(A)::S(E)
- P(d);N_GUARD,SBLOCK::S(F)
- P(e);SBLOCK,XS(E)::S(F)
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- P(d);::QAB1(B),XP(d)
- S(b);::QAB1(B)
- Refutation
- S(b);CHECK
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- P(d);::QAB1(B),XP(d)
- P(e);::S(F)
- Refutation
- S(b);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- P(f);XS(E)::R1(J),XP(d)
- P(d);::QAB1(B),XP(d)
- P(e);::S(F)
- Refutation
- S(b);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- P(f);XS(E)::R1(J),XP(d)
- P(d);::QAB1(B),XP(d)
- P(e);::S(F)
- Refutation
- S(b);
- Try
- S(F);XP(d)
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- S(b);N_GUARD::B(D)
- S(a);N_GUARD::R1(I),XS(a)
- P(e);SBLOCK::S(E)
- Refutation
- P(e);XS(E)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- S(b);::QAB1(B)
- S(a);N_GUARD::R1(I),XS(a)
- Refutation
- S(b);CHECK
- Try
- B(H);XP(d)
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- P(e);SBLOCK,XS(E)::S(F)
- S(b);SBLOCK::S(E)
- S(a);N_GUARD::R1(I),XS(a)
- Refutation
- P(e);
- Try
- Q(B);
- Threat
- S(F)
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- Refutation
- S(b);
- Try
- P(A);XP(d)
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- P(e);SBLOCK,XS(E)::S(F)
- Refutation
- P(e);
- Try
- Actual
- R(I);
- Vars
- S(b);CHECK,N_GUARD::B(D),XS(b)
- S(a);N_GUARD,XP(A)::R1(I)
- P(d);N_GUARD,SBLOCK,XP(A)::S(E)
- P(e);SBLOCK,XS(E)::S(F)
- S(a);N_GUARD::R1(I),XS(a)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD,SBLOCK::B(D)
- P(d);N_GUARD,SBLOCK::S(F)
- P(e);SBLOCK::S(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).