MESON Chess Problem Database
Problem Display
PID: 189508 (6K1/7Q/P2p4/1pnk4/1PRN1PB1/1pP5/1P6/8 w - - 0 1)
Markus, Gustav
Das Interessante Blatt, 1911
#2
10 + 5
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Sd3
- 2.Be6#
- 1...Sa4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 2.Qf7#
- 1...Sxa6
- 2.Be6#
- 1...Se6
- 2.Bxe6#
- 1...Sb7
- 2.Be6#
- 1...Sd7
- 2.Be6#
- 1...bxc4
- 2.Qf5#
- 1...Sd3
- Tries
- 1.Kf7?
- 1...Sxa6
- 2.Be6#
- 1...bxc4
- 2.Qf5#
- 1...Sd3
- 2.Be6#
- 1...Sa4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 1...Se6
- 2.Bxe6#
- 1...Sb7
- 2.Be6#
- 1...Sd7
- 2.Be6#
- 1...Kxc4!
- 1...Sxa6
- 1.Kg7?
- 1...Se6+
- 2.Bxe6#
- 1...Sxa6
- 2.Be6#
- 1...bxc4
- 2.Qf5#
- 1...Sd3
- 2.Be6#
- 1...Sa4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 2.Qg8#
- 1...Sb7
- 2.Be6#
- 1...Sd7
- 2.Be6#
- 1...Kxc4!
- 1...Se6+
- 1.Kh8?
- 1...Sxa6
- 2.Be6#
- 1...bxc4
- 2.Qf5#
- 1...Sd3
- 2.Be6#
- 1...Sa4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 2.Qg8#
- 2.Qf7#
- 1...Se6
- 2.Bxe6#
- 1...Sb7
- 2.Be6#
- 1...Sd7
- 2.Be6#
- 1...Kxc4!
- 1...Sxa6
- 1.Sxb5?
- 1...Kc6
- 2.Qb7#
- 1...Sxa6
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...Sd3
- 2.Qxd3#
- 2.Qe4#
- 2.Qf7#
- 1...Sa4
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...Se4
- 2.Qxe4#
- 2.Qf7#
- 1...Se6
- 2.Qe4#
- 1...Sb7
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...Sd7
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...Kxc4!
- 1...Kc6
- 1.Sc6?
- 1...Kxc6
- 2.Qb7#
- 1...Sxa6
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...bxc4
- 2.Se7#
- 1...Sd3
- 2.Qxd3#
- 2.Qe4#
- 2.Qf7#
- 1...Sa4
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...Se4
- 2.Qxe4#
- 2.Qf7#
- 1...Se6
- 2.Qe4#
- 1...Sb7
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...Sd7
- 2.Qd3#
- 2.Qe4#
- 2.Qf7#
- 1...Kxc4!
- 1...Kxc6
- 1.Be2?
- threat
- 2.Qf5#
- 1...Sd7
- 2.Qh1#
- 1...Sd3!
- threat
- 1.Bf3+?
- 1...Se4
- 2.Qf7#
- 1...Kxc4!
- 1...Se4
- 1.Bh3?
- 1...Sxa6
- 2.Be6#
- 1...bxc4
- 2.Qf5#
- 1...Sd3
- 2.Be6#
- 1...Sa4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 2.Qf7#
- 1...Se6
- 2.Bxe6#
- 1...Sb7
- 2.Be6#
- 1...Sd7
- 2.Be6#
- 1...Kxc4!
- 1...Sxa6
- 1.Qd3?
- 1...Sxa6
- 2.Sc2#
- 2.Se2#
- 2.Sxb3#
- 2.Sf3#
- 2.Sxb5#
- 2.Sc6#
- 2.Se6#
- 2.Bf3#
- 2.Be6#
- 1...bxc4
- 2.Qf5#
- 1...Sa4
- 2.Sc2#
- 2.Se2#
- 2.Sxb3#
- 2.Sf3#
- 2.Sxb5#
- 2.Sc6#
- 2.Se6#
- 2.Bf3#
- 2.Be6#
- 1...Se4
- 2.Sc2#
- 2.Se2#
- 2.Sxb3#
- 2.Sf3#
- 2.Sxb5#
- 2.Sc6#
- 2.Se6#
- 2.Be6#
- 1...Se6
- 2.Sxe6#
- 2.Bf3#
- 2.Bxe6#
- 1...Sb7
- 2.Sc2#
- 2.Se2#
- 2.Sxb3#
- 2.Sf3#
- 2.Sxb5#
- 2.Sc6#
- 2.Se6#
- 2.Bf3#
- 2.Be6#
- 1...Sd7
- 2.Sc2#
- 2.Se2#
- 2.Sxb3#
- 2.Sf3#
- 2.Sxb5#
- 2.Sc6#
- 2.Se6#
- 2.Bf3#
- 2.Be6#
- 1...Sxd3!
- 1...Sxa6
- 1.Qg6?
- 1...Sxa6
- 2.Be6#
- 2.Qe6#
- 1...bxc4
- 2.Qf5#
- 1...Sd3
- 2.Be6#
- 2.Qe6#
- 1...Sa4
- 2.Be6#
- 2.Qe6#
- 1...Se4
- 2.Be6#
- 2.Qf7#
- 2.Qe6#
- 1...Se6
- 2.Bxe6#
- 2.Qxe6#
- 1...Sb7
- 2.Be6#
- 2.Qe6#
- 1...Sd7
- 2.Be6#
- 2.Qe6#
- 1...Kxc4!
- 1...Sxa6
- 1.Qh1+?
- 1...Se4
- 2.Be6#
- 1...Kxc4!
- 1...Se4
- 1.Qf7+?
- 1...Se6
- 2.Qxe6#
- 1...Ke4!
- 1...Se6
- 1.a7?
- 1...bxc4
- 2.Qf5#
- 1...Sd3
- 2.Be6#
- 1...Sa4
- 2.Be6#
- 1...Se4
- 2.Be6#
- 2.Qf7#
- 1...Sa6
- 2.Be6#
- 1...Se6
- 2.Bxe6#
- 1...Sb7
- 2.Be6#
- 1...Sd7
- 2.Be6#
- 1...Kxc4!
- 1...bxc4
- 1.Kf7?
- Keys
- 1.Sf5!
- 1...Kxc4
- 2.Se3#
- 1...Kc6
- 2.Qb7#
- 1...Ke6
- 2.Qf7#
- 1...Sxa6
- 2.Se3#
- 2.Qf7#
- 1...bxc4
- 2.Se7#
- 1...Sd3
- 2.Se3#
- 2.Qf7#
- 1...Sa4
- 2.Se3#
- 2.Qf7#
- 1...Se4
- 2.Se3#
- 2.Qf7#
- 1...Se6
- 2.Se3#
- 1...Sb7
- 2.Se3#
- 2.Qf7#
- 1...Sd7
- 2.Se3#
- 2.Qf7#
- 1...Kxc4
- 1.Sf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- S(c);N_GUARD::B(G)
- S(c);N_GUARD,XP(H)::B(G)
- S(c);N_GUARD::B(G),XS(c)
- P(b);SBLOCK,XR(D)::QAR2(I)
- Tries
- Try
- K(J);S_FLIGHT
- Vars
- S(c);N_GUARD,XP(H)::B(G)
- P(b);SBLOCK,XR(D)::QAR2(I)
- S(c);N_GUARD::B(G)
- S(c);N_GUARD::B(G),XS(c)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- K(J);P-FLIGHT
- Vars
- S(c);CHECK,N_GUARD::B(G),XS(c)
- S(c);N_GUARD,XP(H)::B(G)
- P(b);SBLOCK,XR(D)::QAR2(I)
- S(c);N_GUARD::B(G)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- K(J);P-FLIGHT
- Vars
- S(c);N_GUARD,XP(H)::B(G)
- P(b);SBLOCK,XR(D)::QAR2(I)
- S(c);N_GUARD::B(G)
- S(c);N_GUARD::B(G),XS(c)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- S(E);XP(b)
- Vars
- K(d);P_SPINS(c),S_FLIGHT::QAB1(I)
- S(c);N_GUARD::QAB1(I)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- S(E);
- Vars
- K(d);OGATEB,P_SPINS(c),S_FLIGHT,XS(E)::QAB1(I)
- P(b);SBLOCK,XR(D)::S(E)
- S(c);N_GUARD::QAB1(I)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- B(G);
- Threat
- QAR2(I)
- Vars
- S(c);N_GUARD::QAB(I)
- Refutation
- S(c);
- Try
- B(G);CHECK
- Vars
- S(c);P_SPINS(c)::QAB(I)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- B(G);
- Vars
- S(c);N_GUARD,XP(H)::B(G)
- P(b);SBLOCK,XR(D)::QAR2(I)
- S(c);N_GUARD::B(G)
- S(c);N_GUARD::B(G),XS(c)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- Q(I);
- Vars
- P(b);SBLOCK,XR(D)::QAR2(I)
- Refutation
- S(c);XQ(I)
- Try
- Q(I);
- Vars
- P(b);SBLOCK,XR(D)::QAR2(I)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- Q(I);CHECK
- Vars
- S(c);P_SPINS(c)::B(G)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- Q(I);CHECK
- Vars
- S(c);N_GUARD,P_SPINS(c)::QAB1(I),XS(c)
- Refutation
- K(d);S_FLIGHT
- Try
- P(H);
- Vars
- P(b);SBLOCK,XR(D)::QAR2(I)
- S(c);N_GUARD::B(G)
- S(c);N_GUARD::B(G),XS(c)
- Refutation
- K(d);S_FLIGHT,XR(D)
- Try
- Actual
- S(E);
- Vars
- K(d);S_FLIGHT,XR(D)::S(E)
- K(d);P_SPINS(c),S_FLIGHT::QAB1(I)
- K(d);S_FLIGHT::QAB1(I)
- P(b);SBLOCK,XR(D)::S(E)
- S(c);::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).