MESON Chess Problem Database
Problem Display
PID: 110633 (4N1Q1/3r4/2p1RB2/R1nb1k1q/4pN2/K2nPP2/1p6/1B6 w - - 0 1)
Trilling, Anton AC
Brisbane Courier, 1925
#2
10 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qxf3
- 2.Qg5#
- 2.Qg6#
- 1...Qg4
- 2.Qxg4#
- 2.fxg4#
- 1...Qg6
- 2.Qxg6#
- 1...Qf7
- 2.Qg4#
- 2.Qg5#
- 1...Qxe8
- 2.Qg4#
- 2.Qg5#
- 1...Qh1
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...Qh2
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...Qh3
- 2.Qg5#
- 2.Qg6#
- 1...Qh4
- 2.Qg6#
- 1...Qg5
- 2.Qxg5#
- 1...Qh6
- 2.Qg4#
- 1...Qh7
- 2.Qg4#
- 2.Qg5#
- 1...Qh8
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...Rd6
- 2.Sxd6#
- 2.Sg7#
- 1...Ra7
- 2.Sd6#
- 1...Rb7
- 2.Sd6#
- 1...Rc7
- 2.Sd6#
- 1...Re7
- 2.Sd6#
- 1...Rf7
- 2.Sd6#
- 1...Rg7
- 2.Sd6#
- 2.Sxg7#
- 1...Rh7
- 2.Sd6#
- 1...Rd8
- 2.Sg7#
- 1...Ba2
- 2.fxe4#
- 1...Bb3
- 2.fxe4#
- 1...Bc4
- 2.fxe4#
- 1...Bxe6
- 2.Qxe6#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 1...Sxf4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sb3
- 2.fxe4#
- 1...Sa4
- 2.fxe4#
- 1...Sa6
- 2.fxe4#
- 1...Sxe6
- 2.Qxe6#
- 1...Sb7
- 2.fxe4#
- 1...exf3
- 2.Re5#
- 1...Qxf3
- Tries
- 1.Se2?
- threat
- 2.Sg3#
- 2.Sd4#
- 1...Qxf3
- 2.Sd4#
- 1...Bxe6
- 2.Sg3#
- 1...Sxe6
- 2.Sg3#
- 1...Qf7
- 2.Sd4#
- 2.Qg4#
- 1...Rf7
- 2.Sd4#
- 1...Qg4
- 2.Sd4#
- 2.Qxg4#
- 2.fxg4#
- 1...Qg6
- 2.Sd4#
- 1...Qh2
- 2.Sd4#
- 2.Qg4#
- 1...Qh3
- 2.Sd4#
- 1...Qh4
- 2.Sd4#
- 1...Qg5
- 2.Sd4#
- 1...Ba2
- 2.Sg3#
- 2.fxe4#
- 1...Bb3
- 2.Sg3#
- 2.fxe4#
- 1...Bc4
- 2.Sg3#
- 2.fxe4#
- 1...Sb3
- 2.Sg3#
- 2.fxe4#
- 1...Rg7!
- threat
- 1.Sxh5?
- threat
- 2.Sg3#
- 2.Qg4#
- 1...exf3
- 2.Sg3#
- 2.Re5#
- 1...Rf7
- 2.Qg4#
- 1...Sf2
- 2.Sg3#
- 2.Re5#
- 1...Se5
- 2.Sg3#
- 2.Rxe5#
- 1...Rg7!
- threat
- 1.Bxd3?
- threat
- 2.Re5#
- 1...Qxe8
- 2.Qg4#
- 2.Qg5#
- 1...Bxe6
- 2.Bxe4#
- 2.Qxe6#
- 2.fxe4#
- 1...Sxd3
- 2.fxe4#
- 1...Sxe6
- 2.Bxe4#
- 2.Qxe6#
- 2.fxe4#
- 1...Re7
- 2.Sd6#
- 1...b1S+!
- threat
- 1.Be7?
- threat
- 2.Sg7#
- 1...Qxf3
- 2.Qg5#
- 2.Qg6#
- 1...Qxe8
- 2.Qg4#
- 2.Qg5#
- 1...Rxe7
- 2.Sd6#
- 1...Bxe6
- 2.Qxe6#
- 1...Sxe6
- 2.Qxe6#
- 1...Qg4
- 2.Qf7#
- 2.Qxg4#
- 2.Qf8#
- 2.fxg4#
- 1...Qg6
- 2.Qxg6#
- 1...Qf7
- 2.Qxf7#
- 2.Qg4#
- 2.Qg5#
- 1...Qg5
- 2.Qxg5#
- 1...Qh6
- 2.Qg4#
- 1...Qh7
- 2.Qxh7#
- 2.Qg4#
- 2.Qg5#
- 1...Qh8
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...exf3!
- threat
- 1.Rxc5?
- threat
- 2.fxe4#
- 1...Qxf3
- 2.Qg5#
- 2.Qg6#
- 1...Sxc5
- 2.Re5#
- 1...exf3
- 2.Bxd3#
- 2.Re5#
- 1...Qg6
- 2.Qxg6#
- 1...Qh1
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...Qg5
- 2.Qxg5#
- 1...Rg7
- 2.Sd6#
- 2.Sxg7#
- 1...Sf2
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Ra7+!
- threat
- 1.Rxe4?
- threat
- 2.Re5#
- 1...Qxe8
- 2.Qg5#
- 1...Bxe4
- 2.Qe6#
- 1...Sxe4
- 2.Qe6#
- 1...Se5
- 2.Rxe5#
- 1...Re7!
- threat
- 1.Qh7+?
- 1...Qg6
- 2.Qxg6#
- 1...Rxh7
- 2.Sd6#
- 1...Qxh7!
- 1...Qg6
- 1.Se2?
- Keys
- 1.Qg2!
- 1...Qxf3
- 2.Qg5#
- 2.Qg6#
- 1...Qxe8
- 2.Qh3#
- 2.Qg4#
- 2.Qg5#
- 1...Bxe6
- 2.fxe4#
- 1...Sxf4
- 2.Re5#
- 1...Sxe6
- 2.fxe4#
- 1...exf3
- 2.Re5#
- 1...Qg4
- 2.Qxg4#
- 2.fxg4#
- 1...Qg6
- 2.Qxg6#
- 1...Qf7
- 2.Qh3#
- 2.Qg4#
- 2.Qg5#
- 1...Qh1
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...Qh2
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...Qh3
- 2.Qxh3#
- 2.Qg5#
- 2.Qg6#
- 1...Qh4
- 2.Qg6#
- 1...Qg5
- 2.Qxg5#
- 1...Qh6
- 2.Qg4#
- 1...Qh7
- 2.Qg4#
- 2.Qg5#
- 1...Qh8
- 2.Qg4#
- 2.Qg5#
- 2.Qg6#
- 1...Rd6
- 2.Sxd6#
- 2.Sg7#
- 1...Ra7
- 2.Sd6#
- 1...Rb7
- 2.Sd6#
- 1...Rc7
- 2.Sd6#
- 1...Re7
- 2.Sd6#
- 1...Rf7
- 2.Sd6#
- 1...Rg7
- 2.Sd6#
- 2.Sxg7#
- 1...Rh7
- 2.Sd6#
- 1...Rd8
- 2.Sg7#
- 1...Ba2
- 2.fxe4#
- 1...Bb3
- 2.fxe4#
- 1...Bc4
- 2.fxe4#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sb3
- 2.fxe4#
- 1...Sa4
- 2.fxe4#
- 1...Sa6
- 2.fxe4#
- 1...Sb7
- 2.fxe4#
- 1...Qxf3
- 1.Qg2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- Q(g);N_GUARD::QAB1(J),XQ(g)
- Q(g);N_GUARD::QAB1(J)
- Q(g);N_GUARD::QAR1(J),XQ(g)
- R(i);N_GUARD,P_PINR(F)::S(I)
- R(i);N_GUARD::S(I)
- B(e);N_GUARD,P_SPINS(d)::P(D),XP(c)
- B(e);OGATE,P_SPINS(d),XR(G)::QAB1(J),XB(e)
- S(b);N_GUARD,P_SPINP(c)::R1(G)
- S(b);N_GUARD,P_SPINP(c),XS(E)::R1(G)
- S(b);N_GUARD,P_SPINP(c)::R1(G),XS(b)
- S(d);N_GUARD,P_SPINB(e)::P(D),XP(c)
- S(d);OGATE,P_SPINB(e),XR(G)::QAB1(J),XS(d)
- P(c);P_SPINS(b),XP(D)::R1(G)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- Q(g);XP(D)::S(E)
- B(e);P_SPINS(d),XR(G)::S(E)
- S(d);P_SPINB(e),XR(G)::S(E)
- R(i);::S(E)
- Q(g);::S(E)
- Refutation
- R(i);
- Try
- S(E);XQ(g)
- Threat
- DUALS(2)
- Vars
- R(i);::QAB1(J)
- Refutation
- R(i);
- Try
- B(A);P_PINP(c),XS(b)
- Threat
- R1(G)
- Vars
- S(d);N_GUARD,N_SPINP(c),P_SPINB(e),XB(A)::P(D),XP(c)
- R(i);N_GUARD::S(I)
- Refutation
- P(a);CHECK
- Try
- B(H);
- Threat
- S(I)
- Vars
- R(i);N_GUARD,XB(H)::S(I)
- B(e);OGATE,P_SPINS(d),XR(G)::QAB1(J),XB(e)
- S(d);OGATE,P_SPINB(e),XR(G)::QAB1(J),XS(d)
- Q(g);N_GUARD::QAB1(J),XQ(g)
- Q(g);N_GUARD::QAR1(J),XQ(g)
- Q(g);N_GUARD::QAB1(J)
- Refutation
- P(c);P_SPINS(b),XP(D)
- Try
- R(F);P_PINB(e),XS(d)
- Threat
- P(D),XP(c)
- Vars
- S(b);N_GUARD,N_SPINB(e),P_SPINP(c),XR(F)::R1(G)
- Q(g);N_GUARD::QAB1(J),XQ(g)
- Q(g);N_GUARD::QAR1(J),XQ(g)
- S(b);N_GUARD,P_SPINP(c)::R1(G)
- S(b);N_GUARD,N_SPINB(e),P_SPINP(c)::R1(G),XS(b)
- Refutation
- R(i);CHECK
- Try
- R(G);XP(c)
- Threat
- R1(G)
- Vars
- Q(g);N_GUARD,XS(I)::QAR1(J)
- B(e);N_GUARD,P_SPINS(d),XR(G)::QAB1(J)
- S(d);N_GUARD,P_SPINB(e),XR(G)::QAB1(J)
- S(b);::B(A)+R(G),DCHECK,XS(b)
- Refutation
- R(i);
- Try
- Q(J);CHECK
- Vars
- Q(g);N_GUARD,P_SPINQ(g)::QAB1(J),XQ(g)
- R(i);XQ(J)::S(I)
- Refutation
- Q(g);XQ(J)
- Try
- Actual
- Q(J);
- Vars
- B(e);N_GUARD,P_SPINS(d),XR(G)::P(D),XP(c)
- S(b);N_GUARD,P_SPINP(c),XS(E)::R1(G)
- S(d);N_GUARD,P_SPINB(e),XR(G)::P(D),XP(c)
- P(c);P_SPINS(b),XP(D)::R1(G)
- Q(g);N_GUARD::QAB1(J),XQ(g)
- Q(g);N_GUARD::QAB1(J)
- Q(g);N_GUARD::QAR1(J),XQ(g)
- R(i);N_GUARD,P_PINR(F)::S(I)
- R(i);N_GUARD::S(I)
- B(e);N_GUARD,P_SPINS(d)::P(D),XP(c)
- S(b);N_GUARD,P_SPINP(c)::R1(G)
- S(b);N_GUARD,P_SPINP(c)::R1(G),XS(b)
- S(d);N_GUARD,P_SPINB(e)::P(D),XP(c)
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).