MESON Chess Problem Database
Problem Display
PID: 91993 (2B5/3Q4/8/1p2P3/1B2pP1p/3PP1nR/4k2P/2KN2R1 w - - 0 1)
Neukomm, Gyula (Julius) R
Deutsche Schachblatter, 1923
#2
12 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kf3
- 2.Qg4#
- 1...Sf1
- 2.Rg2#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...exd3
- 2.Qg4#
- 1...Kf3
- Tries
- 1.Kb1?
- 1...Kf3
- 2.Qg4#
- 1...exd3
- 2.Qg4#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...Sf1!
- 1...Kf3
- 1.Kb2?
- 1...Kf3
- 2.Qg4#
- 1...exd3
- 2.Qg4#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...Sf1!
- 1...Kf3
- 1.Kc2?
- threat
- 2.Qg4#
- 1...Kf3
- 2.Qg4#
- 1...Sf5
- 2.Re1#
- 1...exd3+!
- threat
- 1.Bd2?
- 1...Kf3
- 2.Qg4#
- 1...exd3
- 2.Qg4#
- 1...Sf1
- 2.Rg2#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...b4!
- 1...Kf3
- 1.Bc3?
- 1...Kf3
- 2.Qg4#
- 1...exd3
- 2.Qg4#
- 1...Sf1
- 2.Rg2#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...b4!
- 1...Kf3
- 1.Ba5?
- 1...Kf3
- 2.Qg4#
- 1...exd3
- 2.Qg4#
- 1...Sf1
- 2.Rg2#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...b4!
- 1...Kf3
- 1.Ba6?
- 1...exd3
- 2.Qg4#
- 1...Sf1
- 2.Rg2#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...Kf3!
- 1...exd3
- 1.Bb7?
- 1...exd3
- 2.Re1#
- 2.Qg4#
- 1...Sf1
- 2.Rg2#
- 1...Sh1
- 2.Re1#
- 1...Sf5
- 2.Re1#
- 1...Sh5
- 2.Re1#
- 1...Kf3!
- 1...exd3
- 1.Rg2+?
- 1...Kf3
- 2.Rf2#
- 1...Kf1!
- 1...Kf3
- 1.Qxb5?
- threat
- 2.Bg4#
- 1...Sf5
- 2.Re1#
- 2.dxe4#
- 2.d4#
- 1...Kf3!
- threat
- 1.Qd4?
- threat
- 2.Bg4#
- 1...Sf5
- 2.Re1#
- 1...Kf3!
- threat
- 1.Qd5?
- threat
- 2.Bg4#
- 1...Sf5
- 2.Re1#
- 1...Kf3!
- threat
- 1.Qd6?
- threat
- 2.Bg4#
- 1...Sf5
- 2.Re1#
- 1...Kf3!
- threat
- 1.Qd8?
- threat
- 2.Bg4#
- 1...Sf5
- 2.Re1#
- 1...Kf3!
- threat
- 1.hxg3?
- 1...Kf3
- 2.Qg4#
- 1...exd3
- 2.Qg4#
- 1...hxg3!
- 1...Kf3
- 1.dxe4?
- 1...Sxe4
- 2.Re1#
- 2.Qxb5#
- 1...Sf1
- 2.Rg2#
- 2.Qxb5#
- 1...Sh1
- 2.Re1#
- 2.Qxb5#
- 2.Qd2#
- 1...Sf5
- 2.Re1#
- 2.Qxb5#
- 2.Qd2#
- 1...Sh5
- 2.Re1#
- 2.Qxb5#
- 2.Qd2#
- 1...Kf3!
- 1...Sxe4
- 1.Kb1?
- Keys
- 1.d4!
- 1...Kd3
- 2.Qxb5#
- 1...Kf3
- 2.Qg4#
- 1...Sf1
- 2.Qxb5#
- 1...Sh1
- 2.Qxb5#
- 1...Sf5
- 2.Qxb5#
- 1...Sh5
- 2.Qxb5#
- 1...Kd3
- 1.d4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 4
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- S(b);SBLOCK::R(C)
- S(b);::R1(C)
- P(c);SBLOCK,XP(E)::QAB(K)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- P(c);SBLOCK,XP(E)::QAB(K)
- S(b);::R1(C)
- Refutation
- S(b);
- Try
- K(A);S_FLIGHT
- Vars
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- P(c);SBLOCK,XP(E)::QAB(K)
- S(b);::R1(C)
- Refutation
- S(b);
- Try
- K(A);P-FLIGHT
- Threat
- QAB(K)
- Vars
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- S(b);::R1(C)
- Refutation
- P(c);CHECK,XP(E)
- Try
- B(H);
- Vars
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- P(c);SBLOCK,XP(E)::QAB(K)
- S(b);SBLOCK::R(C)
- S(b);::R1(C)
- Refutation
- P(e);
- Try
- B(H);
- Vars
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- P(c);SBLOCK,XP(E)::QAB(K)
- S(b);SBLOCK::R(C)
- S(b);::R1(C)
- Refutation
- P(e);
- Try
- B(H);
- Vars
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- P(c);SBLOCK,XP(E)::QAB(K)
- S(b);SBLOCK::R(C)
- S(b);::R1(C)
- Refutation
- P(e);
- Try
- B(L);
- Vars
- P(c);SBLOCK,XP(E)::QAB(K)
- S(b);SBLOCK::R(C)
- S(b);::R1(C)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- B(L);
- Vars
- S(b);SBLOCK::R(C)
- S(b);::R1(C)
- Refutation
- K(a);P_SPINP(c),P_SPINS(b),S_FLIGHT
- Try
- R(C);CHECK
- Vars
- K(a);P_SPINS(b),S_FLIGHT::R1(C)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(K);XP(e)
- Threat
- B(L)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- Q(K);
- Threat
- B(L)
- Vars
- S(b);::R1(C)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- Q(K);
- Threat
- B(L)
- Vars
- S(b);::R1(C)
- Refutation
- K(a);P_SPINP(c),P_SPINS(b),S_FLIGHT
- Try
- Q(K);
- Threat
- B(L)
- Vars
- S(b);::R1(C)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- Q(K);
- Threat
- B(L)
- Vars
- S(b);::R1(C)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- P(D);XS(b)
- Vars
- K(a);S_FLIGHT::QAB1(K)
- P(c);SBLOCK,XP(E)::QAB(K)
- Refutation
- P(d);XP(D)
- Try
- P(E);XP(c)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- Actual
- P(E);
- Vars
- K(a);S_FLIGHT::QAB(K),XP(e)
- K(a);P_SPINS(b),S_FLIGHT::QAB1(K)
- S(b);::QAB(K),XP(e)
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).