MESON Chess Problem Database
Problem Display
PID: 63364 (5Q2/bnBN4/1pn1pPN1/1p1k2p1/8/2PPK3/8/8 w - - 0 1)
Krug, Peter
Die Schwalbe, 2005
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Bb8
- 2.Sxb6#
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...Sba5
- 2.Qd6#
- 1...Sc5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sbd8
- 2.Qd6#
- 1...b4
- 2.c4#
- 1...g4
- 2.Sf4#
- 1...e5
- 2.Qf7#
- 2.Qg8#
- 1...Bb8
- Tries
- 1.Kd2?
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...e5
- 2.Qf7#
- 2.Qg8#
- 1...Bb8
- 2.Sxb6#
- 1...Sba5
- 2.Qd6#
- 1...Sc5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sbd8
- 2.Qd6#
- 1...g4
- 2.Sf4#
- 1...b4!
- 1...Sb4
- 1.Kf2?
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...e5
- 2.Qf7#
- 2.Qg8#
- 1...Bb8
- 2.Sxb6#
- 1...Sba5
- 2.Qd6#
- 1...Sc5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sbd8
- 2.Qd6#
- 1...g4
- 2.Sf4#
- 1...b4!
- 1...Sb4
- 1.Be5?
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...b4
- 2.c4#
- 1...Bb8
- 2.Sxb6#
- 1...Sba5
- 2.Qd6#
- 1...Sc5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sbd8
- 2.Qd6#
- 1...g4
- 2.Sf4#
- 1...Sxe5!
- 1...Sb4
- 1.Bb8?
- 1...Bxb8
- 2.Sxb6#
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Scd8
- 2.Se7#
- 1...e5
- 2.Qf7#
- 2.Qg8#
- 1...b4
- 2.c4#
- 1...Sba5
- 2.Qd6#
- 1...Sc5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sbd8
- 2.Qd6#
- 1...g4
- 2.Sf4#
- 1...Sxb8!
- 1...Bxb8
- 1.Qa3?
- threat
- 2.Qa2#
- 2.Qb3#
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...b4
- 2.Qb3#
- 2.c4#
- 1...Sba5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sc5!
- threat
- 1.Qb4?
- threat
- 2.Qb3#
- 2.Qe4#
- 1...Sxb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 2.Qe4#
- 1...Se5
- 2.Se7#
- 2.Qe4#
- 1...Se7
- 2.Sxe7#
- 2.Qe4#
- 1...Sb8
- 2.Se7#
- 2.Qe4#
- 1...Scd8
- 2.Se7#
- 2.Qe4#
- 1...e5
- 2.Qb3#
- 1...Sba5
- 2.Qd6#
- 2.Qe4#
- 2.Qxb5#
- 1...Sd6
- 2.Qxd6#
- 1...Sc5!
- threat
- 1.f7?
- threat
- 2.Sf6#
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...Sd6
- 2.Qxd6#
- 1...e5!
- threat
- 1.Kd2?
- Keys
- 1.Qa8!
- 1...Sb4
- 2.Se7#
- 1...Sd4
- 2.Se7#
- 1...Sca5
- 2.Se7#
- 1...Se5
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...Sb8
- 2.Se7#
- 1...Scd8
- 2.Se7#
- 1...e5
- 2.Qg8#
- 1...b4
- 2.c4#
- 1...Bb8
- 2.Qa2#
- 1...Sba5
- 2.Se7#
- 1...Sc5
- 2.Se7#
- 1...Sd6
- 2.Se7#
- 1...Sbd8
- 2.Se7#
- 1...g4
- 2.Sf4#
- 1...Sb4
- 1.Qa8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(g);N_GUARD::S(G),XP(d)
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- S(h);N_GUARD::QAR1(H)
- S(h);N_GUARD::QAR1(H),XS(h)
- P(a);N_GUARD::P(A)
- P(c);N_GUARD::S(E)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- B(g);N_GUARD::S(G),XP(d)
- S(h);N_GUARD::QAR1(H)
- S(h);N_GUARD::QAR1(H),XS(h)
- P(c);N_GUARD::S(E)
- Refutation
- P(a);
- Try
- K(C);S_FLIGHT
- Vars
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- B(g);N_GUARD::S(G),XP(d)
- S(h);N_GUARD::QAR1(H)
- S(h);N_GUARD::QAR1(H),XS(h)
- P(c);N_GUARD::S(E)
- Refutation
- P(a);
- Try
- B(F);
- Vars
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- P(a);N_GUARD::P(A)
- B(g);N_GUARD::S(G),XP(d)
- S(h);N_GUARD::QAR1(H)
- S(h);N_GUARD::QAR1(H),XS(h)
- P(c);N_GUARD::S(E)
- Refutation
- S(e);XB(F)
- Try
- B(F);
- Vars
- B(g);N_GUARD,XB(F)::S(G),XP(d)
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- P(a);N_GUARD::P(A)
- S(h);N_GUARD::QAR1(H)
- S(h);N_GUARD::QAR1(H),XS(h)
- P(c);N_GUARD::S(E)
- Refutation
- S(e);XB(F)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- S(h);N_GUARD::QAR1(H)
- S(h);N_GUARD::QAR1(H),XS(h)
- Refutation
- S(h);
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- S(e);N_GUARD,XQ(H)::S(E)
- S(e);N_GUARD::S(E)
- P(f);::QAB(H)
- S(h);N_GUARD::QAR1(H),XS(h)
- Refutation
- S(h);
- Try
- P(D);
- Threat
- S(G)
- Vars
- S(e);N_GUARD::S(E)
- S(e);N_GUARD::S(E),XS(e)
- S(h);N_GUARD::QAR1(H),XS(h)
- Refutation
- P(f);
- Try
- Actual
- Q(H);
- Vars
- S(e);N_GUARD,P_SPINS(h)::S(E)
- S(e);N_GUARD,P_SPINS(h)::S(E),XS(e)
- P(f);OGATEB::QAB(H)
- P(a);N_GUARD::P(A)
- B(g);OGATE::QAB(H)
- S(h);P_SPINS(e)::S(E)
- P(c);N_GUARD::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).