MESON Chess Problem Database
Problem Display
PID: 203422 (8/3N4/1p1R1p2/1p1N1P1R/1p2k3/1Q1b4/5K2/8 w - - 0 1)
Nanning, Willem
De Maasbode, 1924
#2
7 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Sc3#
- 2.S5xf6#
- 1...Bb1
- 2.Qe3#
- 1...Bf1
- 2.Qe3#
- 1...Bc2
- 2.Qe3#
- 1...Be2
- 2.Qe3#
- 1...Bc4
- 2.Qe3#
- 1...Kd4
- Tries
- 1.Kg3?
- 1...Bb1
- 2.S5xf6#
- 2.Qe3#
- 1...Bf1
- 2.S5xf6#
- 2.Qe3#
- 1...Bc2
- 2.S5xf6#
- 2.Qe3#
- 1...Be2
- 2.S5xf6#
- 2.Qe3#
- 1...Bc4
- 2.S5xf6#
- 2.Qe3#
- 1...Kd4!
- 1...Bb1
- 1.Sxb4?
- 1...Bb1
- 2.Qe3#
- 2.Qf3#
- 1...Bf1
- 2.Qe3#
- 2.Qf3#
- 1...Bc2
- 2.Qe3#
- 2.Qf3#
- 1...Be2
- 2.Qe3#
- 1...Bc4
- 2.Qe3#
- 2.Qf3#
- 1...Kf4!
- 1...Bb1
- 1.Sf4?
- 1...Bb1
- 2.Qe3#
- 2.Qf3#
- 2.Qxb4#
- 1...Bf1
- 2.Qe3#
- 2.Qf3#
- 1...Bc2
- 2.Qe3#
- 2.Qf3#
- 2.Qxb4#
- 1...Be2
- 2.Qe3#
- 1...Bc4
- 2.Qe3#
- 2.Qf3#
- 1...Kxf4!
- 1...Bb1
- 1.S5xb6?
- 1...Bb1
- 2.Qe3#
- 2.Qf3#
- 2.Qxb4#
- 1...Bf1
- 2.Qe3#
- 2.Qf3#
- 1...Bc2
- 2.Qe3#
- 2.Qf3#
- 2.Qxb4#
- 1...Be2
- 2.Qe3#
- 1...Bc4
- 2.Qe3#
- 2.Qf3#
- 1...Kf4!
- 1...Bb1
- 1.Sc7?
- 1...Bb1
- 2.Qe3#
- 2.Qf3#
- 2.Qxb4#
- 1...Bf1
- 2.Qe3#
- 2.Qf3#
- 1...Bc2
- 2.Qe3#
- 2.Qf3#
- 2.Qxb4#
- 1...Be2
- 2.Qe3#
- 1...Bc4
- 2.Qe3#
- 2.Qf3#
- 1...Kf4!
- 1...Bb1
- 1.Se7?
- threat
- 2.Rh4#
- 1...Be2
- 2.Qe3#
- 1...Kf4!
- threat
- 1.Rg5?
- 1...Kd4
- 2.Sc3#
- 2.S5xf6#
- 1...Bb1
- 2.Qe3#
- 1...Bf1
- 2.Qe3#
- 1...Bc2
- 2.Qe3#
- 1...Be2
- 2.Qe3#
- 1...Bc4
- 2.Qe3#
- 1...fxg5!
- 1...Kd4
- 1.Kg3?
- Keys
- 1.Qd1!
- threat
- 2.Qg4#
- 1...Kd4
- 2.Rh4#
- 1...Bb1
- 2.Re6#
- 1...Bf1
- 2.Re6#
- 1...Bc2
- 2.Re6#
- 1...Be2
- 2.Re6#
- 1...Bc4
- 2.Re6#
- threat
- 1.Qd1!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 5
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAR1(B)
- Tries
- Try
- K(A);S_FLIGHT
- Refutation
- K(c);P-FLIGHT
- Try
- S(C);XP(b)
- Vars
- B(a);OGATE::QAR1(B)
- Refutation
- K(c);P-FLIGHT
- Try
- S(C);
- Vars
- B(a);OGATE::QAR1(B)
- Refutation
- K(c);P-FLIGHT,XS(C)
- Try
- S(C);XP(e)
- Vars
- B(a);OGATE::QAR1(B)
- Refutation
- K(c);P-FLIGHT
- Try
- S(C);
- Vars
- B(a);OGATE::QAR1(B)
- Refutation
- K(c);P-FLIGHT
- Try
- S(C);
- Threat
- R(E)
- Vars
- B(a);OGATE::QAR1(B)
- Refutation
- K(c);P-FLIGHT
- Try
- R(E);
- Vars
- B(a);OGATE::QAR1(B)
- Refutation
- P(f);XR(E)
- Try
- Actual
- Q(B);
- Threat
- QAR2(B)
- Vars
- K(c);P-FLIGHT,P_SPINB(a)::R(E)
- B(a);::R(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).