MESON Chess Problem Database
Problem Display
PID: 110655 (1B1b4/1Pn1p3/2B1Pn2/2p5/2pk1p2/3pRp2/1P1QpN2/4K3 w - - 0 1)
Neukomm, Gyula (Julius) R
4/5 HM., Kent Chess Association, 1920
#2
9 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se4
- 2.Rxe4#
- 1...Sg4
- 2.Re4#
- 1...Sfd5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sd7
- 2.Re4#
- 1...Sh7
- 2.Re4#
- 1...Sfe8
- 2.Re4#
- 1...Sg8
- 2.Re4#
- 1...Sb5
- 2.Be5#
- 1...Scd5
- 2.Be5#
- 1...Sa6
- 2.Be5#
- 1...Sxe6
- 2.Be5#
- 1...Sa8
- 2.Be5#
- 1...Sce8
- 2.Be5#
- 1...c3
- 2.Qxd3#
- 1...fxe3
- 2.Qc3#
- 1...Se4
- Tries
- 1.Sxd3?
- threat
- 2.Sc1#
- 2.Sf2#
- 2.Sb4#
- 2.Sxf4#
- 2.Se5#
- 1...f2+
- 2.Sxf2#
- 1...cxd3
- 2.Qxd3#
- 1...fxe3
- 2.Qc3#
- 1...Se4
- 2.Rxe4#
- 1...c3!
- threat
- 1.Bxc7?
- threat
- 2.Be5#
- 1...fxe3
- 2.Qc3#
- 1...c3
- 2.Qxd3#
- 1...Se4
- 2.Rxe4#
- 1...Sg4
- 2.Re4#
- 1...Sd7
- 2.Re4#
- 1...Bxc7!
- threat
- 1.Rxe2?
- threat
- 2.Qc3#
- 1...Se4
- 2.Rxe4#
- 1...c3
- 2.Qxc3#
- 2.Qxd3#
- 1...Sfd5
- 2.Re4#
- 1...Sb5
- 2.Be5#
- 1...Scd5
- 2.Be5#
- 1...fxe2!
- threat
- 1.Qc1?
- 1...d2+
- 2.Qxd2#
- 1...Sxe6
- 2.Be5#
- 1...fxe3
- 2.Qc3#
- 1...Se4
- 2.Rxe4#
- 1...Sfd5
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sd7
- 2.Re4#
- 1...Sh7
- 2.Re4#
- 1...Sfe8
- 2.Re4#
- 1...Sg8
- 2.Re4#
- 1...Sb5
- 2.Be5#
- 1...Scd5
- 2.Be5#
- 1...Sa6
- 2.Be5#
- 1...Sa8
- 2.Be5#
- 1...Sce8
- 2.Be5#
- 1...c3!
- 1...d2+
- 1.b3?
- 1...Sxe6
- 2.Be5#
- 1...cxb3
- 2.Qxd3#
- 1...Se4
- 2.Rxe4#
- 1...Sfd5
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sd7
- 2.Re4#
- 1...Sh7
- 2.Re4#
- 1...Sfe8
- 2.Re4#
- 1...Sg8
- 2.Re4#
- 1...Sb5
- 2.Be5#
- 1...Scd5
- 2.Be5#
- 1...Sa6
- 2.Be5#
- 1...Sa8
- 2.Be5#
- 1...Sce8
- 2.Be5#
- 1...c3
- 2.Qxd3#
- 1...fxe3!
- 1...Sxe6
- 1.b4?
- 1...Sxe6
- 2.Be5#
- 1...cxb4
- 2.Ba7#
- 1...cxb4 ep
- 2.Qxd3#
- 1...Se4
- 2.Rxe4#
- 1...c3
- 2.Qxd3#
- 1...Sfd5
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sd7
- 2.Re4#
- 1...Sh7
- 2.Re4#
- 1...Sfe8
- 2.Re4#
- 1...Sg8
- 2.Re4#
- 1...Sb5
- 2.Be5#
- 1...Scd5
- 2.Be5#
- 1...Sa6
- 2.Be5#
- 1...Sa8
- 2.Be5#
- 1...Sce8
- 2.Be5#
- 1...fxe3!
- 1...Sxe6
- 1.Sxd3?
- Keys
- 1.Qb4!
- 1...d2+
- 2.Qxd2#
- 1...Kxe3
- 2.Qxc5#
- 1...Sxe6
- 2.Rxd3#
- 1...fxe3
- 2.Qc3#
- 1...cxb4
- 2.Ba7#
- 1...Se4
- 2.Rxe4#
- 1...Sfd5
- 2.Re4#
- 1...Sg4
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...Sd7
- 2.Re4#
- 1...Sh7
- 2.Re4#
- 1...Sfe8
- 2.Re4#
- 1...Sg8
- 2.Re4#
- 1...Sb5
- 2.Rxd3#
- 1...Scd5
- 2.Rxd3#
- 1...Sa6
- 2.Rxd3#
- 1...Sa8
- 2.Rxd3#
- 1...Sce8
- 2.Rxd3#
- 1...d2+
- 1.Qb4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- S(i);OGATE::B(I)
- S(i);OGATE,XP(G)::B(I)
- P(d);N_GUARD::QAR1(C),XP(b)
- P(f);SBLOCK,XR(E)::QAB1(C)
- Tries
- Try
- S(D);XP(b)
- Threat
- DUALS(5)
- Vars
- P(c);CHECK::QAR(C)+S(D),XP(c)
- P(d);OGATE,P_SPINP(d),XS(D)::QAR1(C),XP(d)
- P(f);SBLOCK,XR(E)::QAB1(C)
- S(h);N_GUARD::R1(E),XS(h)
- Refutation
- P(d);
- Try
- B(I);XS(i)
- Threat
- B(I)
- Vars
- P(f);SBLOCK,XR(E)::QAB1(C)
- P(d);N_GUARD::QAR1(C),XP(b)
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- Refutation
- B(k);XB(I)
- Try
- R(E);XP(a)
- Threat
- QAB1(C)
- Vars
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- S(i);OGATE::B(I)
- Refutation
- P(c);XR(E)
- Try
- Q(C);N_PINP(b)
- Vars
- P(b);CHECK,OGATEB::QAR2(C),XP(b)
- S(i);OGATE,XP(G)::B(I)
- P(f);SBLOCK,XR(E)::QAB1(C)
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- S(i);OGATE::B(I)
- Refutation
- P(d);
- Try
- P(B);
- Vars
- S(i);OGATE,XP(G)::B(I)
- P(d);N_GUARD,XP(B)::QAR1(C),XP(b)
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- S(i);OGATE::B(I)
- P(d);N_GUARD::QAR1(C),XP(b)
- Refutation
- P(f);XR(E)
- Try
- P(B);
- Vars
- S(i);OGATE,XP(G)::B(I)
- P(g);OGATEB,XP(B)::B(I)
- P(d);EP,N_GUARD,XP(B)::QAR1(C),XP(b)
- S(h);N_GUARD::R1(E),XS(h)
- P(d);N_GUARD::QAR1(C),XP(b)
- S(h);N_GUARD::R1(E)
- S(i);OGATE::B(I)
- Refutation
- P(f);XR(E)
- Try
- Actual
- Q(C);N_PINP(b),P_PINP(d)
- Vars
- P(b);CHECK,OGATEB::QAR2(C),XP(b)
- K(e);N_SPINP(d),S_FLIGHT,XR(E)::QAB(C),XP(g)
- S(i);XP(G)::R1(E),XP(b)
- P(f);SBLOCK,XR(E)::QAB1(C)
- P(g);N_SPINP(d),OGATEB,XQ(C)::B(I)
- S(h);N_GUARD::R1(E),XS(h)
- S(h);N_GUARD::R1(E)
- S(i);::R1(E),XP(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).