MESON Chess Problem Database
Problem Display
PID: 6415 (8/2N1Qp2/1p2b3/bK2k1p1/1nR2pP1/4pPn1/1N6/6B1 w - - 0 1)
Zilahi, Zoltan
La Liberte, 1929
#2
8 + 10
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
SOLUTION
- SOUND
- Sets
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sa2
- 2.Sd3#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sd5
- 2.Sd3#
- 1...Sa6
- 2.Sd3#
- 1...Sc6
- 2.Sd3#
- 1...e2
- 2.Bd4#
- 1...f5
- 2.Qxe6#
- 1...f6
- 2.Qxe6#
- 1...Sf1
- Tries
- 1.Ka4?
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sa2
- 2.Sd3#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sd5
- 2.Sd3#
- 1...Sa6
- 2.Sd3#
- 1...Sc6
- 2.Sd3#
- 1...e2
- 2.Bd4#
- 1...f5
- 2.Qxe6#
- 1...f6
- 2.Qxe6#
- 1...b5+!
- 1...Sf1
- 1.Bf2?
- 1...Sa2
- 2.Sd3#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sd5
- 2.Sd3#
- 1...Sa6
- 2.Sd3#
- 1...Sc6
- 2.Sd3#
- 1...e2
- 2.Bd4#
- 1...f5
- 2.Qxe6#
- 1...f6
- 2.Qxe6#
- 1...exf2!
- 1...Sa2
- 1.Bh2?
- 1...Sa2
- 2.Sd3#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sd5
- 2.Sd3#
- 1...Sa6
- 2.Sd3#
- 1...Sc6
- 2.Sd3#
- 1...f5
- 2.Qxe6#
- 1...f6
- 2.Qxe6#
- 1...e2!
- 1...Sa2
- 1.Bxe3?
- threat
- 2.Bd4#
- 1...Se2
- 2.Re4#
- 1...Sf5
- 2.Re4#
- 1...Sc2
- 2.Sd3#
- 1...Sc6
- 2.Sd3#
- 1...fxe3!
- threat
- 1.Rc5+?
- 1...Kd4
- 2.Qf6#
- 1...Sd5
- 2.Rxd5#
- 1...bxc5!
- 1...Kd4
- 1.Ka4?
- Keys
- 1.Rd4!
- 1...Kxd4
- 2.Qf6#
- 1...Sa2
- 2.Rd5#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sc2
- 2.Rd5#
- 1...Sd3
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sa6
- 2.Rd5#
- 1...Sc6
- 2.Rd5#
- 1...e2
- 2.Sc4#
- 1...f5
- 2.Qg7#
- 1...f6
- 2.Qd6#
- 1...Kxd4
- 1.Rd4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 9
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- P(a);OGATE::B(A)
- P(j);N_GUARD::QAR1(H),XB(i)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- S(c);N_GUARD::S(B)
- S(c);N_GUARD::S(B),XS(c)
- P(a);OGATE::B(A)
- P(j);N_GUARD::QAR1(H),XB(i)
- Refutation
- P(h);CHECK
- Try
- B(A);
- Vars
- S(c);N_GUARD::S(B)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- S(c);N_GUARD::S(B),XS(c)
- P(a);OGATE::B(A)
- P(j);N_GUARD::QAR1(H),XB(i)
- Refutation
- P(a);XB(A)
- Try
- B(A);
- Vars
- S(c);N_GUARD::S(B)
- S(b);N_GUARD,P_SPINP(d)::R1(D)
- S(b);N_GUARD,P_SPINP(d)::R1(D),XS(b)
- S(c);N_GUARD::S(B),XS(c)
- P(j);N_GUARD::QAR1(H),XB(i)
- Refutation
- P(a);
- Try
- B(A);XP(a)
- Threat
- B(A)
- Vars
- S(b);N_GUARD::R1(D)
- S(c);N_GUARD::S(B)
- Refutation
- P(d);XB(A)
- Try
- R(D);CHECK
- Vars
- K(f);N_SPINB(i),P_SPINP(a),S_FLIGHT::QAB(H)
- S(c);N_GUARD,P_SPINS(c)::R1(D),XS(c)
- Refutation
- P(h);XR(D)
- Try
- Actual
- R(D);
- Vars
- K(f);N_SPINB(i),P_SPINP(a),S_FLIGHT,XR(D)::QAB(H)
- S(c);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- S(c);N_GUARD::R1(D),XS(c)
- P(a);::S(B)
- P(j);OGATE::QAB(H)
- P(j);SBLOCK::QAB1(H)
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).