MESON Chess Problem Database
Problem Display
PID: 208745 (4N3/8/2pP3p/Rbp1k1pK/2nn1pQ1/2B2PP1/B4R2/8 w - - 0 1)
Fleischmann, Simon
Buffalo Globe, 1875
#2
10 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sxa5
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- Tries
- 1.Kg6?
- threat
- 2.Qf5#
- 1...Sxd6
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Kd5!
- threat
- 1.Kxh6?
- 1...Sxa5
- 2.Qe6#
- 2.Qxg5#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 2.Qxg5#
- 1...Sd2
- 2.Qe6#
- 2.Qxg5#
- 1...Sa3
- 2.Qe6#
- 2.Qxg5#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 2.Qxg5#
- 1...Kd5!
- 1...Sxa5
- 1.Bb3?
- 1...Sxa5
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Kd5!
- 1...Sxa5
- 1.Bxc4?
- threat
- 2.Re2#
- 2.Qe6#
- 1...fxg3
- 2.Re2#
- 2.Qe4#
- 1...Bxc4!
- threat
- 1.Rf1?
- 1...Sxa5
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Kd5!
- 1...Sxa5
- 1.Rb2?
- 1...Sxb2
- 2.Qe6#
- 1...Sxa5
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Kd5!
- 1...Sxb2
- 1.Rc2?
- 1...Sxa5
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Kd5!
- 1...Sxa5
- 1.Re2+?
- 1...Se3
- 2.Qe6#
- 1...Kd5!
- 1...Se3
- 1.Rg2?
- 1...Sxa5
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Kd5!
- 1...Sxa5
- 1.Rh2?
- 1...Sxa5
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Kd5!
- 1...Sxa5
- 1.d7?
- 1...Sxa5
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sd2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Sd6
- 2.Qe6#
- 1...Kd5!
- 1...Sxa5
- 1.Kg6?
- Keys
- 1.Rd2!
- 1...Kd5
- 2.Qf5#
- 1...Sxd2
- 2.Qe6#
- 1...Sxa5
- 2.Qe6#
- 1...Sxd6
- 2.Qe6#
- 1...fxg3
- 2.Qe4#
- 1...Ba4
- 2.Rxc5#
- 1...Ba6
- 2.Rxc5#
- 1...Sb2
- 2.Qe6#
- 1...Sa3
- 2.Qe6#
- 1...Se3
- 2.Qe6#
- 1...Sb6
- 2.Qe6#
- 1...Kd5
- 1.Rd2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- Tries
- Try
- K(H);S_FLIGHT
- Threat
- QAR1(F)
- Vars
- S(a);XP(I)::QAR1(F)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- K(H);P-FLIGHT,XP(i)
- Vars
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- B(A);
- Vars
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- B(A);XS(a)
- Threat
- DUALS(2)
- Refutation
- B(d);P_SPINP(e),XB(A)
- Try
- R(B);
- Vars
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- R(B);
- Vars
- S(a);XR(B)::QAR1(F)
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- R(B);
- Vars
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- R(B);CHECK
- Vars
- S(a);N_SPINS(b),P_SPINS(a)::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- R(B);
- Vars
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- R(B);
- Vars
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- P(I);
- Vars
- S(a);XR(G)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
- Refutation
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)
- Try
- Actual
- R(B);
- Vars
- K(f);N_SPINS(b),P-FLIGHT,P_SPINS(a)::QAR2(F)
- S(a);XR(B)::QAR1(F)
- S(a);XR(G)::QAR1(F)
- S(a);XP(I)::QAR1(F)
- P(c);OGATE,XP(E)::QAR1(F)
- B(d);OGATE,P_SPINP(e)::R(G),XP(e)
- S(a);::QAR1(F)
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).