MESON Chess Problem Database
Problem Display
PID: 202537 (5n2/6pN/2p1p1Bb/2N1kppR/3R4/4PQKp/1n5P/8 w - - 0 1)
Funk, Henry E
Brisbane Courier, 1923
#2
9 + 10
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sxg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...Sxh7
- 2.Sd7#
- 1...f4+
- 2.Qxf4#
- 1...g4
- 2.Qe4#
- 1...Sd1
- Tries
- 1.Kf2?
- 1...Sd3+
- 2.Sxd3#
- 1...Sxg6
- 2.Sd7#
- 1...Sxh7
- 2.Sd7#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sd7
- 2.Sxd7#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...g4
- 2.Qe4#
- 1...Sd1+!
- 1...Sd3+
- 1.Kxh3?
- 1...Sxg6
- 2.Sd7#
- 1...Sxh7
- 2.Sd7#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sd7
- 2.Sxd7#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...g4+!
- 1...Sxg6
- 1.Sxf8?
- threat
- 2.Scd7#
- 2.Sfd7#
- 1...f4+
- 2.Qxf4#
- 1...Kf6!
- threat
- 1.Bxf5?
- threat
- 2.Qe4#
- 1...Sxh7
- 2.Sd7#
- 1...exf5!
- threat
- 1.Bf7?
- 1...f4+
- 2.Qxf4#
- 1...Sxh7
- 2.Sd7#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...g4
- 2.Qe4#
- 1...g6!
- 1...f4+
- 1.Be8?
- 1...f4+
- 2.Qxf4#
- 1...Sxh7
- 2.Sd7#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sg6
- 2.Sd7#
- 1...Sd7
- 2.Sxd7#
- 1...g4
- 2.Qe4#
- 1...g6!
- 1...f4+
- 1.Rxg5?
- threat
- 2.Qe4#
- 2.Qf4#
- 1...Sxg6
- 2.Sd7#
- 2.Qe4#
- 1...Sxh7
- 2.Sd7#
- 1...Sd3
- 2.Sxd3#
- 2.Qe4#
- 1...Bxg5!
- threat
- 1.Qh1?
- 1...Sxg6
- 2.Sd7#
- 1...Sxh7
- 2.Sd7#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sd7
- 2.Sxd7#
- 1...g4
- 2.Qe4#
- 1...f4+!
- 1...Sxg6
- 1.Qg4?
- 1...f4+
- 2.Qxf4#
- 1...Sxg6
- 2.Sd7#
- 1...Sxh7
- 2.Sd7#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sd7
- 2.Sxd7#
- 1...fxg4!
- 1...f4+
- 1.Qxc6?
- threat
- 2.Qd6#
- 2.Qc7#
- 1...Sxh7
- 2.Sd7#
- 2.Qxe6#
- 1...Sc4
- 2.Sd3#
- 1...f4+!
- threat
- 1.Qf1?
- 1...f4+
- 2.Qxf4#
- 1...Sxg6
- 2.Sd7#
- 1...Sxh7
- 2.Sd7#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sd7
- 2.Sxd7#
- 1...g4!
- 1...f4+
- 1.Qf2?
- 1...f4+
- 2.Qxf4#
- 2.exf4#
- 1...Sxg6
- 2.Sd7#
- 1...Sxh7
- 2.Sd7#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sd7
- 2.Sxd7#
- 1...g4!
- 1...f4+
- 1.Kf2?
- Keys
- 1.Qd1!
- 1...f4+
- 2.exf4#
- 1...Sxd1
- 2.Sd3#
- 1...Sxg6
- 2.Sd7#
- 1...Sxh7
- 2.Sd7#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Sd7
- 2.Sxd7#
- 1...g4
- 2.Re4#
- 1...f4+
- 1.Qd1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD::S(F),XS(j)
- S(j);N_GUARD,XS(I)::S(F)
- P(d);CHECK,P_SPINP(e)::QAB1(C),XP(d)
- P(e);P_SPINP(d)::QAR1(C)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- S(a);CHECK,N_GUARD::S(F),XS(a)
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(j);N_GUARD::S(F),XS(j)
- P(e);P_SPINP(d)::QAR1(C)
- Refutation
- S(a);CHECK
- Try
- K(D);P-FLIGHT,XP(b)
- Vars
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD::S(F),XS(j)
- Refutation
- P(e);CHECK,P_SPINP(d)
- Try
- S(I);XS(j)
- Threat
- DUALS(2)
- Vars
- P(d);CHECK,P_SPINP(e)::QAB1(C),XP(d)
- Refutation
- K(c);P_SPINP(d),S_FLIGHT
- Try
- B(H);XP(d)
- Threat
- QAR1(C)
- Vars
- S(j);N_GUARD,XS(I)::S(F)
- Refutation
- P(g);XB(H)
- Try
- B(H);
- Vars
- P(d);CHECK,P_SPINP(e)::QAB1(C),XP(d)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD::S(F)
- S(j);N_GUARD::S(F),XS(j)
- P(e);P_SPINP(d)::QAR1(C)
- Refutation
- P(i);
- Try
- B(H);
- Vars
- P(d);CHECK,P_SPINP(e)::QAB1(C),XP(d)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD::S(F)
- S(j);N_GUARD::S(F),XS(j)
- P(e);P_SPINP(d)::QAR1(C)
- Refutation
- P(i);
- Try
- R(G);P_PINP(d),XP(e)
- Threat
- DUALS(2)
- Vars
- S(j);N_GUARD,XS(I)::S(F)
- Refutation
- B(h);N_SPINP(d),XR(G)
- Try
- Q(C);
- Vars
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD::S(F),XS(j)
- P(e);P_SPINP(d)::QAR1(C)
- Refutation
- P(d);CHECK,P_SPINP(e)
- Try
- Q(C);
- Vars
- P(d);CHECK,P_SPINP(e)::QAB1(C),XP(d)
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD::S(F),XS(j)
- Refutation
- P(d);P_SPINP(e),XQ(C)
- Try
- Q(C);XP(f)
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD::S(F)
- Refutation
- P(d);CHECK,P_SPINP(e)
- Try
- Q(C);
- Vars
- P(d);CHECK,P_SPINP(e)::QAB1(C),XP(d)
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD::S(F),XS(j)
- Refutation
- P(e);P_SPINP(d)
- Try
- Q(C);
- Vars
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(j);N_GUARD::S(F),XS(j)
- Refutation
- P(e);P_SPINP(d)
- Try
- Actual
- Q(C);
- Vars
- P(d);CHECK,OGATE,P_SPINP(e)::P(B),XP(d)
- S(a);N_GUARD,XQ(C)::S(F)
- S(j);N_GUARD,XB(H)::S(F)
- S(j);N_GUARD,XS(I)::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(a);N_GUARD::S(F)
- S(j);N_GUARD::S(F),XS(j)
- P(e);P_SPINP(d)::R1(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).