MESON Chess Problem Database
Problem Display
PID: 170221 (4R3/p5KB/4N3/3P1R2/2pNk1p1/1Qn1p3/6rn/b4q1r w - - 0 1)
Zuger, Beat
Tages-Anzeiger, 2005
#2
8 + 11
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kd3
- 2.Rf2#
- 1...Qe2
- 2.Rg5#
- 2.Rh5#
- 1...Qd3
- 2.Rg5#
- 2.Rh5#
- 1...Qb1
- 2.Rg5#
- 2.Rh5#
- 1...Qc1
- 2.Rg5#
- 2.Rh5#
- 1...Qd1
- 2.Rg5#
- 2.Rh5#
- 1...Qe1
- 2.Rg5#
- 2.Rh5#
- 1...Qg1
- 2.Rg5#
- 2.Rh5#
- 1...Sf3
- 2.Rh5#
- 1...Se2
- 2.Qc2#
- 1...Kd3
- Tries
- 1.Qc2+?
- 1...Qd3
- 2.Rg5#
- 2.Rh5#
- 1...Rxc2!
- 1...Qd3
- 1.Qxc4?
- threat
- 2.Se2#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Qxc4
- 2.Rg5#
- 2.Rh5#
- 1...Sxd5
- 2.Sc5#
- 2.Sg5#
- 1...e2
- 2.Sc2#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Qe2
- 2.Sxe2#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 2.Rg5#
- 2.Rh5#
- 1...Qd3
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 2.Rg5#
- 2.Rh5#
- 1...Qd1
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 2.Rg5#
- 2.Rh5#
- 1...Qf4
- 2.Sxf4#
- 2.Sc5#
- 2.Sg5#
- 1...Rd2
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Re2
- 2.Sc2#
- 2.Sxe2#
- 2.Sb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sc6#
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Sf3
- 2.Sc5#
- 2.Sg5#
- 2.Rh5#
- 1...Sb1
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Sd1
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Sa2
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Se2
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 2.Qc2#
- 1...Sa4
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Sb5
- 2.Sf4#
- 2.Sc5#
- 2.Sg5#
- 2.Sc7#
- 2.Sd8#
- 2.Sf8#
- 1...Qxf5!
- threat
- 1.Qc2+?
- Keys
- 1.Sf3!
- threat
- 2.Sc5#
- 1...Sb1+
- 2.Sed4#
- 1...Sd1+
- 2.Sed4#
- 1...Sa2+
- 2.Sed4#
- 1...Se2+
- 2.Sed4#
- 1...Sa4+
- 2.Sed4#
- 1...Sb5+
- 2.Sed4#
- 1...Sxd5+
- 2.Rf6#
- 1...gxf3+
- 2.Rg5#
- 1...Kd3
- 2.Sf4#
- 1...Qxf3
- 2.Qxc4#
- 1...Sxf3
- 2.Rh5#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- K(i);P_SPINS(f),S_FLIGHT::B(G)+R(D)
- S(e);S_CUTQ(b)::B(G)+R(D)
- S(f);P_PINS(B),S_CUTQ(b),S_CUTR(d)::QAB(A)
- Tries
- Try
- Q(A);CHECK
- Refutation
- R(d);XQ(A)
- Try
- Q(A);XP(h)
- Threat
- DUALS(7)
- Refutation
- Q(b);P_SPINQ(b),XR(D)
- Try
- Actual
- S(B);
- Threat
- R(H)+S(E),DCHECK
- Vars
- S(f);CHECK::R(H)+S(E)
- S(f);CHECK,SBLOCK,XP(C)::B(G)+R(D)
- P(j);CHECK,SBLOCK,XS(B)::B(G)+R(D)
- K(i);P_SPINS(f),S_FLIGHT::S(E)
- Q(b);N_GUARD,XS(B)::QAR2(A),XP(h)
- S(e);SBLOCK,XS(B)::B(G)+R(D)
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).