MESON Chess Problem Database
Problem Display
PID: 198368 (2Q5/4NBn1/2P3Pb/7p/5k1B/2KnpP2/4P2P/8 w - - 0 1)
Mortimer, Ernest Clement
Brisbane Courier, 1920
#2
10 + 6
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ke5
- 2.Qc7#
- 2.Qb8#
- 1...Bg5
- 2.Bg3#
- 1...Sc1
- 2.Qc7#
- 2.Qb8#
- 1...Se1
- 2.Qc7#
- 2.Qb8#
- 1...Sb2
- 2.Qc7#
- 2.Qb8#
- 1...Sf2
- 2.Qc7#
- 2.Qb8#
- 1...Sb4
- 2.Qc7#
- 2.Qb8#
- 1...Sc5
- 2.Qc7#
- 2.Qb8#
- 1...Se5
- 2.Sd5#
- 1...Sf5
- 2.Qxf5#
- 1...Se8
- 2.Qf5#
- 1...Ke5
- Tries
- 1.Kxd3?
- threat
- 2.Qc7#
- 2.Qb8#
- 1...Ke5
- 2.Qc7#
- 2.Qb8#
- 1...Sf5
- 2.Qxf5#
- 1...Se8
- 2.Qf5#
- 1...Se6!
- threat
- 1.Kd4?
- threat
- 2.Sd5#
- 1...Sf5+
- 2.Qxf5#
- 1...Sb4
- 2.Qc7#
- 2.Qb8#
- 1...Se6+!
- threat
- 1.Bf6?
- threat
- 2.Sd5#
- 1...Sb4
- 2.Qc7#
- 2.Qb8#
- 1...Se6!
- threat
- 1.Ba2?
- 1...Ke5
- 2.Qc7#
- 2.Qb8#
- 1...Bg5
- 2.Bg3#
- 1...Sc1
- 2.Qc7#
- 2.Qb8#
- 1...Se1
- 2.Qc7#
- 2.Qb8#
- 1...Sb2
- 2.Qc7#
- 2.Qb8#
- 1...Sf2
- 2.Qc7#
- 2.Qb8#
- 1...Sb4
- 2.Qc7#
- 2.Qb8#
- 1...Sc5
- 2.Qc7#
- 2.Qb8#
- 1...Se5
- 2.Sd5#
- 1...Sf5
- 2.Qxf5#
- 1...Se8
- 2.Qf5#
- 1...Se6!
- 1...Ke5
- 1.Bb3?
- 1...Ke5
- 2.Qc7#
- 2.Qb8#
- 1...Bg5
- 2.Bg3#
- 1...Sc1
- 2.Qc7#
- 2.Qb8#
- 1...Se1
- 2.Qc7#
- 2.Qb8#
- 1...Sb2
- 2.Qc7#
- 2.Qb8#
- 1...Sf2
- 2.Qc7#
- 2.Qb8#
- 1...Sb4
- 2.Qc7#
- 2.Qb8#
- 1...Sc5
- 2.Qc7#
- 2.Qb8#
- 1...Se5
- 2.Sd5#
- 1...Sf5
- 2.Qxf5#
- 1...Se8
- 2.Qf5#
- 1...Se6!
- 1...Ke5
- 1.Bc4?
- 1...Ke5
- 2.Qc7#
- 2.Qb8#
- 1...Bg5
- 2.Bg3#
- 1...Sc1
- 2.Qc7#
- 2.Qb8#
- 1...Se1
- 2.Qc7#
- 2.Qb8#
- 1...Sb2
- 2.Qc7#
- 2.Qb8#
- 1...Sf2
- 2.Qc7#
- 2.Qb8#
- 1...Sb4
- 2.Qc7#
- 2.Qb8#
- 1...Sc5
- 2.Qc7#
- 2.Qb8#
- 1...Se5
- 2.Sd5#
- 1...Sf5
- 2.Qxf5#
- 1...Se8
- 2.Qf5#
- 1...Se6!
- 1...Ke5
- 1.Bg8?
- 1...Ke5
- 2.Qc7#
- 2.Qb8#
- 1...Bg5
- 2.Bg3#
- 1...Sc1
- 2.Qc7#
- 2.Qb8#
- 1...Se1
- 2.Qc7#
- 2.Qb8#
- 1...Sb2
- 2.Qc7#
- 2.Qb8#
- 1...Sf2
- 2.Qc7#
- 2.Qb8#
- 1...Sb4
- 2.Qc7#
- 2.Qb8#
- 1...Sc5
- 2.Qc7#
- 2.Qb8#
- 1...Se5
- 2.Sd5#
- 1...Sf5
- 2.Qxf5#
- 1...Se8
- 2.Qf5#
- 1...Se6!
- 1...Ke5
- 1.Qh3?
- threat
- 2.Qg3#
- 1...Sf5
- 2.Qxf5#
- 1...Ke5!
- threat
- 1.Qg4+?
- 1...Ke5
- 2.Qd4#
- 1...hxg4!
- 1...Ke5
- 1.Qe6?
- threat
- 2.Sd5#
- 2.Qe4#
- 1...Sf2
- 2.Sd5#
- 2.Qd6#
- 1...Sb4
- 2.Qe4#
- 2.Qd6#
- 1...Sc5
- 2.Sd5#
- 2.Qd6#
- 1...Se5
- 2.Sd5#
- 1...Sxe6!
- threat
- 1.Qd7?
- threat
- 2.Qd4#
- 1...Ke5
- 2.Qd4#
- 2.Qc7#
- 1...Sf2
- 2.Qd6#
- 2.Qc7#
- 1...Sc5
- 2.Qd6#
- 2.Qc7#
- 1...Sf5
- 2.Qxf5#
- 1...Se6!
- threat
- 1.Kxd3?
- Keys
- 1.Qh8!
- 1...Ke5
- 2.Qb8#
- 1...Se6
- 2.Qf6#
- 1...Bg5
- 2.Bg3#
- 1...Sc1
- 2.Qb8#
- 1...Se1
- 2.Qb8#
- 1...Sb2
- 2.Qb8#
- 1...Sf2
- 2.Qb8#
- 1...Sb4
- 2.Qb8#
- 1...Sc5
- 2.Qb8#
- 1...Se5
- 2.Qxh6#
- 1...Sf5
- 2.Sd5#
- 1...Se8
- 2.Qd4#
- 1...Ke5
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 3
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- B(e);SBLOCK::B(E)
- S(a);SBLOCK::S(H)
- S(f);N_GUARD::QAR1(J),XS(f)
- S(f);N_GUARD::QAR1(J)
- Tries
- Try
- K(C);P-FLIGHT,XS(a)
- Threat
- DUALS(2)
- Vars
- S(f);N_GUARD::QAR1(J),XS(f)
- S(f);N_GUARD::QAR1(J)
- Refutation
- S(f);
- Try
- K(C);S_FLIGHT
- Threat
- S(H)
- Vars
- S(f);CHECK,N_GUARD::QAR1(J),XS(f)
- Refutation
- S(f);CHECK
- Try
- B(E);
- Threat
- S(H)
- Refutation
- S(f);
- Try
- B(I);
- Vars
- B(e);SBLOCK::B(E)
- S(a);SBLOCK::S(H)
- S(f);N_GUARD::QAR1(J),XS(f)
- S(f);N_GUARD::QAR1(J)
- Refutation
- S(f);
- Try
- B(I);
- Vars
- B(e);SBLOCK::B(E)
- S(a);SBLOCK::S(H)
- S(f);N_GUARD::QAR1(J),XS(f)
- S(f);N_GUARD::QAR1(J)
- Refutation
- S(f);
- Try
- B(I);
- Vars
- B(e);SBLOCK::B(E)
- S(a);SBLOCK::S(H)
- S(f);N_GUARD::QAR1(J),XS(f)
- S(f);N_GUARD::QAR1(J)
- Refutation
- S(f);
- Try
- B(I);
- Vars
- B(e);SBLOCK::B(E)
- S(a);SBLOCK::S(H)
- S(f);N_GUARD::QAR1(J),XS(f)
- S(f);N_GUARD::QAR1(J)
- Refutation
- S(f);
- Try
- Q(J);
- Threat
- QAB1(J)
- Vars
- S(f);N_GUARD::QAR1(J),XS(f)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(J);CHECK
- Vars
- K(c);OGATE,S_FLIGHT::QAB1(J)
- Refutation
- P(d);XQ(J)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- S(a);::S(H)
- Refutation
- S(f);XQ(J)
- Try
- Q(J);
- Threat
- QAR2(J)
- Vars
- S(f);N_GUARD::QAR1(J),XS(f)
- Refutation
- S(f);
- Try
- Actual
- Q(J);
- Vars
- K(c);P_SPINS(f),S_FLIGHT::QAB(J)
- S(f);OGATE::QAR2(J)
- B(e);SBLOCK::B(E)
- S(a);N_GUARD::QAB(J)
- S(a);SBLOCK::QAB(J),XB(e)
- S(f);SBLOCK::S(H)
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).