MESON Chess Problem Database
Problem Display
PID: 254650 (8/2R3Q1/2n1N2R/p1Bk4/P7/K4p2/4nN2/5B2 w - - 0 1)
Nield, Joshua
Wiener Schachzeitung, 1938
#2
9 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2021 |
| 3713 | Snap | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Rd7#
- 1...Sg1
- 2.Rd7#
- 1...Sc3
- 2.Rd7#
- 1...Sg3
- 2.Rd7#
- 1...Sed4
- 2.Rd7#
- 1...Sf4
- 2.Rd7#
- 1...Sc1
- Tries
- 1.Bxe2?
- threat
- 2.Rd7#
- 1...Sb4
- 2.Sf4#
- 2.Qd4#
- 2.Qg5#
- 1...Sd4
- 2.Sf4#
- 2.Qxd4#
- 1...Se5
- 2.Sf4#
- 1...Sa7
- 2.Sf4#
- 2.Qd4#
- 2.Qg5#
- 1...Se7
- 2.Sf4#
- 2.Qd4#
- 1...Sb8
- 2.Sf4#
- 2.Qd4#
- 2.Qg5#
- 1...Sd8
- 2.Sf4#
- 2.Qd4#
- 2.Qg5#
- 1...fxe2!
- threat
- 1.Be7?
- 1...Kc4
- 2.Qd4#
- 1...Sb4
- 2.Rc5#
- 2.Qg5#
- 1...Sc1
- 2.Sf4#
- 2.Rd7#
- 1...Sg1
- 2.Sf4#
- 2.Rd7#
- 1...Sc3
- 2.Sf4#
- 2.Rd7#
- 1...Sg3
- 2.Sf4#
- 2.Rd7#
- 1...Sed4
- 2.Sf4#
- 2.Rd7#
- 1...Sf4
- 2.Sxf4#
- 2.Rd7#
- 1...Scd4
- 2.Rc5#
- 1...Se5
- 2.Rc5#
- 1...Sa7
- 2.Rc5#
- 2.Qg5#
- 1...Sb8
- 2.Rc5#
- 2.Qg5#
- 1...Sd8
- 2.Rc5#
- 2.Qg5#
- 1...Sxe7!
- 1...Kc4
- 1.Bf8?
- 1...Kc4
- 2.Qd4#
- 1...Sb4
- 2.Rc5#
- 2.Qg5#
- 1...Sc1
- 2.Sf4#
- 2.Rd7#
- 1...Sg1
- 2.Sf4#
- 2.Rd7#
- 1...Sc3
- 2.Sf4#
- 2.Rd7#
- 1...Sg3
- 2.Sf4#
- 2.Rd7#
- 1...Sed4
- 2.Sf4#
- 2.Rd7#
- 1...Sf4
- 2.Sxf4#
- 2.Rd7#
- 1...Scd4
- 2.Rc5#
- 1...Se5
- 2.Rc5#
- 1...Sa7
- 2.Rc5#
- 2.Qg5#
- 1...Sb8
- 2.Rc5#
- 2.Qg5#
- 1...Sd8
- 2.Rc5#
- 2.Qg5#
- 1...Se7!
- 1...Kc4
- 1.Rxc6?
- 1...Kc4
- 2.Qd4#
- 1...Sc1
- 2.Sf4#
- 2.Sc7#
- 2.Rd6#
- 1...Sg1
- 2.Sf4#
- 2.Sc7#
- 2.Rd6#
- 1...Sc3
- 2.Sf4#
- 2.Sc7#
- 2.Rd6#
- 1...Sg3
- 2.Sf4#
- 2.Sc7#
- 2.Rd6#
- 1...Sd4
- 2.Sf4#
- 2.Sc7#
- 2.Rd6#
- 1...Sf4
- 2.Sxf4#
- 2.Sc7#
- 2.Rd6#
- 1...Kxc6!
- 1...Kc4
- 1.Qd7+?
- 1...Kc4
- 2.Qd3#
- 1...Ke5!
- 1...Kc4
- 1.Bxe2?
- Keys
- 1.Bd6!
- 1...Kc4
- 2.Qd4#
- 1...Kxd6
- 2.Rd7#
- 1...Sb4
- 2.Qe5#
- 1...Sc1
- 2.Sf4#
- 1...Sg1
- 2.Sf4#
- 1...Sc3
- 2.Sf4#
- 1...Sg3
- 2.Sf4#
- 1...Sed4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Scd4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sa7
- 2.Qe5#
- 1...Se7
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sd8
- 2.Qe5#
- 1...Kc4
- 1.Bd6!
This anticipates 96612(1944)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- S(a);::R(H)
- Tries
- Try
- B(A);XS(a)
- Threat
- R(H)
- Vars
- S(e);::S(F)
- Refutation
- P(b);XB(A)
- Try
- B(E);
- Vars
- K(d);P_SPINS(a),S_CUTS(e),S_FLIGHT::QAR1(I)
- S(e);OGATE::R1(H)
- Refutation
- S(e);XB(E)
- Try
- B(E);
- Vars
- K(d);P_SPINS(a),S_CUTS(e),S_FLIGHT::QAR1(I)
- S(e);OGATE::R1(H)
- Refutation
- S(e);
- Try
- R(H);XS(e)
- Vars
- K(d);N_GUARD,P_SPINS(a),S_FLIGHT::QAR1(I)
- Refutation
- K(d);S_FLIGHT,XR(H)
- Try
- Q(I);CHECK
- Vars
- K(d);OGATE,P_SPINS(a),S_FLIGHT::QAB1(I)
- Refutation
- K(d);P-FLIGHT
- Try
- Actual
- B(E);
- Vars
- K(d);P_SPINS(a),S_CUTS(e),S_FLIGHT::QAR1(I)
- K(d);OGATEB,P-FLIGHT,XB(E)::R1(H)
- S(e);N_GUARD::QAR1(I)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(e);N_GUARD::QAR1(I),XS(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).