MESON Chess Problem Database
Problem Display
PID: 211423 (4R2N/2K2N2/4p3/3p1k2/2pB2p1/1p2PpPP/b7/3QR3 w - - 0 1)
Muhltaller, Sebastian
Schach-Echo, 1934
#2
10 + 8
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ke4
- 2.Sd6#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...gxh3
- 2.Qxf3#
- 1...Ke4
- Tries
- 1.Kb6?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Kc6?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Kb7?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Kd7?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Kb8?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Kc8?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Kd8?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Sh6+?
- 1...Ke4
- 2.Rxe6#
- 1...Kg5!
- 1...Ke4
- 1.Be5?
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...d4
- 2.e4#
- 1...Ke4!
- 1...gxh3
- 1.Rf1?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Rg1?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Rh1?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Re7?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Ra8?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Rb8?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Rc8?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Rd8?
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Rf8?
- 1...Ke4
- 2.Sg5#
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...e5!
- 1...Ke4
- 1.Rg8?
- threat
- 2.Sd6#
- 1...Ke4
- 2.Sd6#
- 1...e5!
- threat
- 1.hxg4+?
- 1...Ke4
- 2.Sg5#
- 2.Sd6#
- 2.Rxe6#
- 1...Kxg4!
- 1...Ke4
- 1.h4?
- threat
- 2.Sd6#
- 1...Ke4
- 2.Sd6#
- 1...e5!
- threat
- 1.Kb6?
- Keys
- 1.Bg7!
- 1...Ke4
- 2.Sd6#
- 1...gxh3
- 2.Qxf3#
- 1...Bb1
- 2.Qxb1#
- 1...b2
- 2.Qc2#
- 1...f2
- 2.Qxg4#
- 1...c3
- 2.Qd3#
- 1...d4
- 2.e4#
- 1...e5
- 2.Rxe5#
- 1...Ke4
- 1.Bg7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- K(G);P-FLIGHT
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- K(G);P-FLIGHT
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- K(G);P-FLIGHT
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- K(G);S_FLIGHT
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- K(G);P-FLIGHT
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- K(G);S_FLIGHT
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- S(H);CHECK
- Vars
- K(g);P_SPINP(h),S_FLIGHT::R(I),XP(h)
- Refutation
- K(g);P-FLIGHT
- Try
- B(F);
- Vars
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- P(f);N_GUARD::P(C)
- Refutation
- K(g);S_FLIGHT
- Try
- R(B);P_PINP(c)
- Vars
- K(g);N_SPINP(c),P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(B);
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(B);
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(I);
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(I);
- Vars
- K(g);S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(I);
- Vars
- K(g);S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(I);
- Vars
- K(g);S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(I);
- Vars
- K(g);S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(I);
- Vars
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- Refutation
- P(h);
- Try
- R(I);
- Threat
- S(H)
- Vars
- K(g);S_FLIGHT::S(H)
- Refutation
- P(h);
- Try
- P(E);CHECK,XP(e)
- Refutation
- K(g);P_SPINP(c),S_FLIGHT,XP(E)
- Try
- P(E);
- Threat
- S(H)
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- Refutation
- P(h);
- Try
- Actual
- B(F);
- Vars
- K(g);P_SPINP(h),S_FLIGHT::S(H)
- P(e);N_GUARD,XP(E)::QAR2(A),XP(c)
- B(a);N_GUARD::QAB(A),XB(a)
- P(b);N_GUARD::QAB(A)
- P(c);OGATE::QAB1(A),XP(e)
- P(d);N_GUARD::QAB(A)
- P(f);N_GUARD::P(C)
- P(h);OGATE::R1(I),XP(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).