MESON Chess Problem Database
Problem Display
PID: 222712 (3R2K1/p2b4/P2Pp3/B1N1k3/RQp1B3/1p5N/1P1P4/8 w - - 0 1)
von Sponer, Gyorgy Janos Andor
Charleston Sunday News, 1883
#2
12 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxd6
- 2.Sd3#
- 2.Sxd7#
- 1...Kf6
- 2.Sxd7#
- 1...Bxa4
- 2.Qc3#
- 1...Bb5
- 2.Qc3#
- 1...Bc6
- 2.Qc3#
- 1...Bc8
- 2.Qc3#
- 1...Be8
- 2.Qc3#
- 1...c3
- 2.Sxd7#
- 2.Qd4#
- 1...Kxd6
- Tries
- 1.Kg7?
- 1...Kxd6
- 2.Sd3#
- 2.Sxd7#
- 1...Bxa4
- 2.Qc3#
- 1...Bb5
- 2.Qc3#
- 1...Bc6
- 2.Qc3#
- 1...Bc8
- 2.Qc3#
- 1...Be8
- 2.Qc3#
- 1...c3
- 2.Sd3#
- 2.Sxd7#
- 2.Qd4#
- 1...Kd4!
- 1...Kxd6
- 1.Kf8?
- 1...Kxd6
- 2.Sd3#
- 2.Sxd7#
- 1...Kf6
- 2.Sxd7#
- 1...Bxa4
- 2.Qc3#
- 1...Bb5
- 2.Qc3#
- 1...Bc6
- 2.Qc3#
- 1...Bc8
- 2.Qc3#
- 1...Be8
- 2.Qc3#
- 1...c3
- 2.Sxd7#
- 2.Qd4#
- 1...Kd4!
- 1...Kxd6
- 1.Sd3+?
- 1...Kd4
- 2.Qxc4#
- 1...Kf6
- 2.Rf8#
- 1...cxd3
- 2.Qd4#
- 1...Kxe4!
- 1...Kd4
- 1.Sxd7+?
- 1...Kd4
- 2.Qxc4#
- 1...Kxe4!
- 1...Kd4
- 1.Bb6?
- 1...Kd4
- 2.Qc3#
- 1...Kxd6
- 2.Sd3#
- 2.Sxd7#
- 1...Kf6
- 2.Sxd7#
- 1...Bxa4
- 2.Qc3#
- 1...Bb5
- 2.Qc3#
- 1...Bc6
- 2.Qc3#
- 1...Bc8
- 2.Qc3#
- 1...Be8
- 2.Qc3#
- 1...c3
- 2.Sxd7#
- 2.Qd4#
- 1...axb6!
- 1...Kd4
- 1.Bc7?
- threat
- 2.Qc3#
- 1...Kf6
- 2.Sxd7#
- 1...c3
- 2.Sxd7#
- 2.Qxc3#
- 2.Qd4#
- 1...Kd4!
- threat
- 1.Ra1?
- 1...Kxd6
- 2.Sd3#
- 2.Sxd7#
- 1...Kf6
- 2.Sxd7#
- 1...Ba4
- 2.Qc3#
- 1...Bb5
- 2.Qc3#
- 1...Bc6
- 2.Qc3#
- 1...Bc8
- 2.Qc3#
- 1...Be8
- 2.Qc3#
- 1...c3
- 2.Sxd7#
- 1...Kd4!
- 1...Kxd6
- 1.Ra3?
- 1...Kxd6
- 2.Sd3#
- 2.Sxd7#
- 1...Kf6
- 2.Sxd7#
- 1...Ba4
- 2.Qc3#
- 1...Bb5
- 2.Qc3#
- 1...Bc6
- 2.Qc3#
- 1...Bc8
- 2.Qc3#
- 1...Be8
- 2.Qc3#
- 1...c3
- 2.Sxd7#
- 1...Kd4!
- 1...Kxd6
- 1.Qxc4?
- threat
- 2.Qd4#
- 1...Kf6
- 2.Sxd7#
- 1...Bxa4
- 2.Bc3#
- 2.Qc3#
- 1...Kxd6!
- threat
- 1.Qb6?
- threat
- 2.Bc3#
- 1...Kd4
- 2.Bc3#
- 1...Kf6
- 2.Sxd7#
- 1...c3
- 2.Sxd7#
- 2.Bxc3#
- 1...axb6!
- threat
- 1.Qb8?
- threat
- 2.Bc3#
- 1...Kf6
- 2.Sxd7#
- 1...c3
- 2.Sxd7#
- 2.Bxc3#
- 1...Kd4!
- threat
- 1.d3?
- 1...Kxd6
- 2.Sxd7#
- 1...Kf6
- 2.Sxd7#
- 1...Bxa4
- 2.Qc3#
- 1...cxd3
- 2.Sxd7#
- 2.Qd4#
- 1...Bb5
- 2.Qc3#
- 1...Bc6
- 2.Qc3#
- 1...Bc8
- 2.Qc3#
- 1...Be8
- 2.Qc3#
- 1...c3
- 2.Sxd7#
- 2.Qd4#
- 1...Kd4!
- 1...Kxd6
- 1.d4+?
- 1...Kxd6
- 2.Sxb3#
- 2.Sd3#
- 2.Sb7#
- 2.Sxd7#
- 2.Rxd7#
- 1...Kf6
- 2.Sxd7#
- 2.Rf8#
- 1...cxd4 ep
- 2.Sxd7#
- 2.Qd4#
- 1...Kxd4!
- 1...Kxd6
- 1.Kg7?
- Keys
- 1.Qa3!
- 1...Kd4
- 2.Bc3#
- 1...Kxd6
- 2.Sd3#
- 2.Sxd7#
- 1...Kf6
- 2.Sxd7#
- 1...Bxa4
- 2.Bc3#
- 1...Bb5
- 2.Bc3#
- 1...Bc6
- 2.Bc3#
- 1...Bc8
- 2.Bc3#
- 1...Be8
- 2.Bc3#
- 1...c3
- 2.Sxd7#
- 1...Kd4
- 1.Qa3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 5
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::S(H),XB(f)
- B(f);XR(D)::QAB(E)
- B(f);::QAB(E)
- Tries
- Try
- K(L);P-FLIGHT
- Vars
- B(f);XR(D)::QAB(E)
- B(f);::QAB(E)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- K(L);P-FLIGHT
- Vars
- K(c);S_FLIGHT::S(H),XB(f)
- B(f);XR(D)::QAB(E)
- B(f);::QAB(E)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- S(H);CHECK
- Vars
- K(c);P_SPINP(b),S_FLIGHT::QAR1(E),XP(b)
- K(c);S_FLIGHT::R(K)
- P(b);OGATE,XS(H)::QAB1(E)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b),XB(F)
- Try
- S(H);CHECK,XB(f)
- Vars
- K(c);P_SPINP(b),S_FLIGHT::QAR1(E),XP(b)
- Refutation
- K(c);P-FLIGHT,P_SPINP(b),XB(F)
- Try
- B(G);
- Vars
- K(c);P_SPINP(b),S_FLIGHT::QAB1(E)
- K(c);S_FLIGHT::S(H),XB(f)
- B(f);XR(D)::QAB(E)
- B(f);::QAB(E)
- Refutation
- P(e);XB(G)
- Try
- B(G);
- Threat
- QAB(E)
- Vars
- K(c);S_FLIGHT::S(H),XB(f)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- R(D);
- Vars
- K(c);S_FLIGHT::S(H),XB(f)
- B(f);::QAB(E)
- P(b);::S(H),XB(f)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- R(D);
- Vars
- K(c);S_FLIGHT::S(H),XB(f)
- B(f);::QAB(E)
- P(b);::S(H),XB(f)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- Q(E);XP(b)
- Threat
- QAB1(E)
- Vars
- K(c);S_FLIGHT::S(H),XB(f)
- Refutation
- K(c);P_SPINB(f),S_FLIGHT,XP(J)
- Try
- Q(E);
- Threat
- B(G)
- Vars
- K(c);P_SPINP(b),S_FLIGHT::B(G)
- K(c);S_FLIGHT::S(H),XB(f)
- Refutation
- P(e);XQ(E)
- Try
- Q(E);
- Threat
- B(G)
- Vars
- K(c);S_FLIGHT::S(H),XB(f)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- P(B);
- Vars
- K(c);P_SPINB(f),S_FLIGHT,XP(J)::QAB(E)+S(H),XB(f)
- K(c);S_FLIGHT::S(H),XB(f)
- B(f);XR(D)::QAB(E)
- B(f);::QAB(E)
- Refutation
- K(c);P_SPINP(b),S_FLIGHT
- Try
- P(B);CHECK
- Refutation
- K(c);P_SPINP(b),S_FLIGHT,XP(B)
- Try
- Actual
- Q(E);
- Vars
- K(c);P_SPINP(b),S_FLIGHT::B(G)
- K(c);S_FLIGHT::S(H),XB(f)
- B(f);XR(D)::B(G)
- B(f);::B(G)
- P(b);::S(H),XB(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).