MESON Chess Problem Database
Problem Display
PID: 107327 (8/3p4/2pB4/2Kp2p1/3P2Nb/2N1nk1B/5PnQ/8 w - - 0 1)
Zilahi, Zoltan
2/3 Prize, RV, 1949
#2
8 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bxf2
- 2.Se5#
- 1...Bg3
- 2.Qxg3#
- 1...Se1
- 2.Se5#
- 1...Sf4
- 2.Se5#
- 1...Sd1
- 2.Qxg2#
- 1...Sf1
- 2.Qxg2#
- 1...Sc2
- 2.Qxg2#
- 1...Sc4
- 2.Qxg2#
- 1...Sxg4
- 2.Qxg2#
- 1...Sf5
- 2.Qxg2#
- 1...Bxf2
- Tries
- 1.Bg3?
- threat
- 2.Se5#
- 1...Bxg3
- 2.Qxg3#
- 1...Sxg4
- 2.Bxg2#
- 2.Qxg2#
- 1...Sc4
- 2.Qxg2#
- 1...d6+!
- threat
- 1.Bc7?
- 1...Bxf2
- 2.Se5#
- 1...Sxg4
- 2.Qxg2#
- 1...Bg3
- 2.Qxg3#
- 1...Se1
- 2.Se5#
- 1...Sf4
- 2.Se5#
- 1...Sd1
- 2.Qxg2#
- 1...Sf1
- 2.Qxg2#
- 1...Sc2
- 2.Qxg2#
- 1...Sc4
- 2.Qxg2#
- 1...Sf5
- 2.Qxg2#
- 1...d6+!
- 1...Bxf2
- 1.Bb8?
- 1...Bxf2
- 2.Se5#
- 1...Sxg4
- 2.Qxg2#
- 1...Bg3
- 2.Qxg3#
- 1...Se1
- 2.Se5#
- 1...Sf4
- 2.Se5#
- 1...Sd1
- 2.Qxg2#
- 1...Sf1
- 2.Qxg2#
- 1...Sc2
- 2.Qxg2#
- 1...Sc4
- 2.Qxg2#
- 1...Sf5
- 2.Qxg2#
- 1...d6+!
- 1...Bxf2
- 1.Qg1?
- threat
- 2.Sh2#
- 1...Sxg4
- 2.Bxg2#
- 2.Qxg2#
- 1...Sf1
- 2.Qxg2#
- 1...Bg3!
- threat
- 1.Qh1?
- 1...Bxf2
- 2.Sh2#
- 1...Sxg4
- 2.Qxg2#
- 1...Sd1
- 2.Qxg2#
- 2.Qxd1#
- 1...Sf1
- 2.Qxg2#
- 1...Sc2
- 2.Qxg2#
- 2.Qd1#
- 1...Sc4
- 2.Qxg2#
- 2.Qd1#
- 1...Sf5
- 2.Qxg2#
- 2.Qd1#
- 1...Bg3!
- 1...Bxf2
- 1.fxe3?
- threat
- 2.Qxg2#
- 1...Sxe3
- 2.Se5#
- 2.Qe2#
- 1...Se1
- 2.Qe2#
- 1...Sf4!
- threat
- 1.Bg3?
- Keys
- 1.Qe5!
- 1...Bxf2
- 2.Sh2#
- 1...Sxg4
- 2.Qe2#
- 1...Bg3
- 2.Qxg3#
- 1...Se1
- 2.Qxe3#
- 1...Sf4
- 2.Qxe3#
- 1...Sd1
- 2.Qe2#
- 1...Sf1
- 2.Qe2#
- 1...Sc2
- 2.Qe2#
- 1...Sc4
- 2.Qe2#
- 1...Sf5
- 2.Qe2#
- 1...Bxf2
- 1.Qe5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 9
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(d);SBLOCK,XP(A)::S(F)
- B(d);N_GUARD::QAR1(B),XB(d)
- S(a);::S(F)
- S(b);N_GUARD::QAB1(B),XS(a)
- S(b);N_GUARD,XS(F)::QAB1(B),XS(a)
- Tries
- Try
- B(H);
- Threat
- S(F)
- Vars
- B(d);OGATE,XB(H)::QAR1(B),XB(d)
- S(b);N_GUARD::QAB1(B),XS(a)
- Refutation
- P(h);CHECK
- Try
- B(H);
- Vars
- B(d);SBLOCK,XP(A)::S(F)
- S(b);N_GUARD,XS(F)::QAB1(B),XS(a)
- B(d);N_GUARD::QAR1(B),XB(d)
- S(a);::S(F)
- S(b);N_GUARD::QAB1(B),XS(a)
- Refutation
- P(h);CHECK
- Try
- B(H);
- Vars
- B(d);SBLOCK,XP(A)::S(F)
- S(b);N_GUARD,XS(F)::QAB1(B),XS(a)
- B(d);N_GUARD::QAR1(B),XB(d)
- S(a);::S(F)
- S(b);N_GUARD::QAB1(B),XS(a)
- Refutation
- P(h);CHECK
- Try
- Q(B);
- Threat
- S(F)
- Vars
- S(b);N_GUARD::QAB1(B),XS(a)
- Refutation
- B(d);
- Try
- Q(B);P_PINS(a)
- Vars
- B(d);SBLOCK,XP(A)::S(F)
- S(b);N_GUARD,XS(F)::QAB1(B),XS(a)
- S(b);N_GUARD::QAB1(B),XS(a)
- Refutation
- B(d);
- Try
- P(A);XS(b)
- Threat
- QAB1(B),XS(a)
- Vars
- S(a);OGATE::QAB1(B)
- Refutation
- S(a);
- Try
- Actual
- Q(B);
- Vars
- B(d);SBLOCK,XP(A)::S(F)
- S(b);OGATE,XS(F)::QAB1(B)
- B(d);N_GUARD::QAR1(B),XB(d)
- S(a);N_GUARD::QAR1(B),XS(b)
- S(b);OGATE::QAB1(B)
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).