MESON Chess Problem Database
Problem Display
PID: 102801 (8/8/P2Kn1p1/1pp2NR1/2kp4/Q2b1R1B/8/8 w - - 0 1)
Maleika, Gerhard
Die Schwalbe, 2008
#2
7 + 7
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Qb3#
- 1...Bf1
- 2.Qb3#
- 1...Be2
- 2.Qb3#
- 1...Be4
- 2.Qb3#
- 1...Bxf5
- 2.Qb3#
- 1...b4
- 2.Qxd3#
- 1...Bb1
- Tries
- 1.Ke5?
- threat
- 2.Sd6#
- 1...Bxf5
- 2.Qb3#
- 1...gxf5!
- threat
- 1.Sg3?
- threat
- 2.Bxe6#
- 1...b4
- 2.Qxd3#
- 1...Be4
- 2.Qb3#
- 1...Bf5
- 2.Qb3#
- 1...Sf4
- 2.Rxc5#
- 1...Sc7
- 2.Rxc5#
- 1...Sg7
- 2.Rxc5#
- 1...Sd8
- 2.Rxc5#
- 1...Sf8
- 2.Rxc5#
- 1...Sxg5!
- threat
- 1.Sh4?
- threat
- 2.Bxe6#
- 1...b4
- 2.Qxd3#
- 1...Be4
- 2.Qb3#
- 1...Bf5
- 2.Qb3#
- 1...Sf4
- 2.Rxc5#
- 1...Sc7
- 2.Rxc5#
- 1...Sg7
- 2.Rxc5#
- 1...Sd8
- 2.Rxc5#
- 1...Sf8
- 2.Rxc5#
- 1...Sxg5!
- threat
- 1.Sh6?
- threat
- 2.Bxe6#
- 1...b4
- 2.Qxd3#
- 1...Be4
- 2.Qb3#
- 1...Bf5
- 2.Qb3#
- 1...Sf4
- 2.Rxc5#
- 1...Sc7
- 2.Rxc5#
- 1...Sg7
- 2.Rxc5#
- 1...Sd8
- 2.Rxc5#
- 1...Sf8
- 2.Rxc5#
- 1...Sxg5!
- threat
- 1.Se7?
- threat
- 2.Bxe6#
- 1...b4
- 2.Qxd3#
- 1...Be4
- 2.Qb3#
- 1...Bf5
- 2.Qb3#
- 1...Sf4
- 2.Rxc5#
- 1...Sc7
- 2.Rxc5#
- 1...Sg7
- 2.Rxc5#
- 1...Sd8
- 2.Rxc5#
- 1...Sf8
- 2.Rxc5#
- 1...Sxg5!
- threat
- 1.Sg7?
- threat
- 2.Bxe6#
- 1...Sxg7
- 2.Rxc5#
- 1...b4
- 2.Qxd3#
- 1...Be4
- 2.Qb3#
- 1...Bf5
- 2.Qb3#
- 1...Sf4
- 2.Rxc5#
- 1...Sc7
- 2.Rxc5#
- 1...Sd8
- 2.Rxc5#
- 1...Sf8
- 2.Rxc5#
- 1...Sxg5!
- threat
- 1.Bf1?
- threat
- 2.Bxd3#
- 1...Bxf1
- 2.Qb3#
- 1...Be2
- 2.Qb3#
- 1...Sf4!
- threat
- 1.Ke5?
- Keys
- 1.Sxd4!
- 1...Kxd4
- 2.Qxd3#
- 1...Sxd4
- 2.Rxc5#
- 1...Sxg5
- 2.Qxc5#
- 1...cxd4
- 2.Bxe6#
- 1...Bb1
- 2.Qc3#
- 1...Bf1
- 2.Qc3#
- 1...Bc2
- 2.Qc3#
- 1...Be2
- 2.Qc3#
- 1...Be4
- 2.Qc3#
- 1...Bf5
- 2.Qc3#
- 1...Sf4
- 2.Qxc5#
- 1...Sc7
- 2.Qxc5#
- 1...Sg7
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...Sf8
- 2.Qxc5#
- 1...b4
- 2.Qxd3#
- 1...Kxd4
- 1.Sxd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 5
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- B(a);::QAB1(A)
- B(a);XS(D)::QAB1(A)
- P(d);SBLOCK::QAB1(A),XB(a)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- S(D)
- Vars
- B(a);XS(D)::QAB1(A)
- Refutation
- P(g);XS(D)
- Try
- S(D);
- Threat
- B(C),XS(f)
- Vars
- P(d);SBLOCK::QAB1(A),XB(a)
- B(a);::QAB1(A)
- S(f);N_GUARD::R1(E),XP(e)
- Refutation
- S(f);XR(E)
- Try
- S(D);
- Threat
- B(C),XS(f)
- Vars
- P(d);SBLOCK::QAB1(A),XB(a)
- B(a);::QAB1(A)
- S(f);N_GUARD::R1(E),XP(e)
- Refutation
- S(f);XR(E)
- Try
- S(D);
- Threat
- B(C),XS(f)
- Vars
- P(d);SBLOCK::QAB1(A),XB(a)
- B(a);::QAB1(A)
- S(f);N_GUARD::R1(E),XP(e)
- Refutation
- S(f);XR(E)
- Try
- S(D);
- Threat
- B(C),XS(f)
- Vars
- P(d);SBLOCK::QAB1(A),XB(a)
- B(a);::QAB1(A)
- S(f);N_GUARD::R1(E),XP(e)
- Refutation
- S(f);XR(E)
- Try
- S(D);
- Threat
- B(C),XS(f)
- Vars
- S(f);N_GUARD,XS(D)::R1(E),XP(e)
- P(d);SBLOCK::QAB1(A),XB(a)
- B(a);::QAB1(A)
- S(f);N_GUARD::R1(E),XP(e)
- Refutation
- S(f);XR(E)
- Try
- B(C);P_PINB(a)
- Threat
- B(C),XB(a)
- Vars
- B(a);N_SPINB(a),XB(C)::QAB1(A)
- B(a);::QAB1(A)
- Refutation
- S(f);
- Try
- Actual
- S(D);XP(c)
- Vars
- K(b);P-FLIGHT,XS(D)::QAR1(A),XB(a)
- S(f);N_GUARD,SBLOCK,XS(D)::R1(E),XP(e)
- S(f);N_GUARD,XR(E)::QAR1(A),XP(e)
- P(e);SBLOCK,XS(D)::B(C),XS(f)
- B(a);::QAR1(A)
- S(f);N_GUARD::QAR1(A),XP(e)
- P(d);SBLOCK::QAB1(A),XB(a)
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).