MESON Chess Problem Database
Problem Display
PID: 110621 (8/2p5/2K5/p1N2p2/P1R2P2/p2pk3/Rb2b2p/4Q2N w - - 0 1)
Neukomm, Gyula (Julius) R
Sah, 1922
#2
8 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kf3
- 2.Qg3#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Bd4
- 2.Qf2#
- 1...Be5
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...Kf3
- Tries
- 1.Kb5?
- 1...Kf3
- 2.Qg3#
- 1...Bd4
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Be5
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...c6+!
- 1...Kf3
- 1.Kd5?
- 1...Kf3
- 2.Qg3#
- 1...Bd4
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Be5
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...c6+!
- 1...Kf3
- 1.Kb7?
- 1...Kf3
- 2.Qg3#
- 1...Bd4
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Be5
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...c6!
- 1...Kf3
- 1.Kxc7?
- 1...Kf3
- 2.Qg3#
- 1...Bd4
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...Be5+!
- 1...Kf3
- 1.Kd7?
- 1...Kf3
- 2.Qg3#
- 1...Bd4
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Be5
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...c6!
- 1...Kf3
- 1.Sxd3?
- 1...Kf3
- 2.Qg3#
- 1...Bd4
- 2.Qxe2#
- 1...Ba1
- 2.Qxe2#
- 1...Bc1
- 2.Qxe2#
- 1...Bc3
- 2.Qxe2#
- 1...Be5
- 2.Qxe2#
- 1...Bf6
- 2.Qxe2#
- 1...Bg7
- 2.Qxe2#
- 1...Bh8
- 2.Qxe2#
- 1...Kxd3!
- 1...Kf3
- 1.Rxb2?
- threat
- 2.Qf2#
- 1...Kf3
- 2.Qg3#
- 1...axb2!
- threat
- 1.Rc2?
- threat
- 2.Qf2#
- 1...Kf3
- 2.Qg3#
- 1...Kd4
- 2.Qf2#
- 1...Kxf4
- 2.Qg3#
- 1...dxc2!
- threat
- 1.Rc3?
- 1...Kf3
- 2.Qg3#
- 1...Kxf4
- 2.Qg3#
- 1...Bxc3
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Kd4!
- 1...Kf3
- 1.Rb4?
- 1...Kf3
- 2.Qg3#
- 1...Bd4
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Be5
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...axb4!
- 1...Kf3
- 1.Rd4?
- 1...Kf3
- 2.Qg3#
- 1...Bxd4
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...Kxd4!
- 1...Kf3
- 1.Re4+?
- 1...Kf3
- 2.Qg3#
- 1...fxe4!
- 1...Kf3
- 1.Kb5?
- Keys
- 1.Rc1!
- 1...Kf3
- 2.Qg3#
- 1...Kd4
- 2.Qf2#
- 1...Kxf4
- 2.Qg3#
- 1...Bxc1
- 2.Qf2#
- 1...Ba1
- 2.Qf2#
- 1...Bc3
- 2.Qf2#
- 1...Bd4
- 2.Qf2#
- 1...Be5
- 2.Qf2#
- 1...Bf6
- 2.Qf2#
- 1...Bg7
- 2.Qf2#
- 1...Bh8
- 2.Qf2#
- 1...d2
- 2.Qf2#
- 1...Kf3
- 1.Rc1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAB1(A)
- P(e);SBLOCK::QAB1(A)
- Tries
- Try
- K(H);S_FLIGHT
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAB1(A)
- P(e);P_PINR(E),SBLOCK::QAB1(A)
- Refutation
- P(i);CHECK
- Try
- K(H);S_FLIGHT
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAB1(A)
- P(e);SBLOCK::QAB1(A)
- Refutation
- P(i);CHECK
- Try
- K(H);S_FLIGHT
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAB1(A)
- P(e);SBLOCK::QAB1(A)
- Refutation
- P(i);
- Try
- K(H);P-FLIGHT,XP(i)
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAB1(A)
- P(e);SBLOCK::QAB1(A)
- Refutation
- B(a);CHECK
- Try
- K(H);S_FLIGHT
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAB1(A)
- P(e);SBLOCK::QAB1(A)
- Refutation
- P(i);
- Try
- S(G);XP(e)
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAR1(A),XB(b)
- Refutation
- K(f);N_SPINB(b),P-FLIGHT,XS(G)
- Try
- R(C);XB(a)
- Threat
- QAB1(A)
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- Refutation
- P(d);XR(C)
- Try
- R(E);
- Threat
- QAB1(A)
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- K(f);N_SPINB(b),S_FLIGHT::QAB(A)
- K(f);N_SPINB(b),S_FLIGHT,XP(F)::QAB1(A)
- Refutation
- P(e);XR(E)
- Try
- R(E);P_PINP(e)
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- K(f);N_SPINB(b),N_SPINP(e),S_FLIGHT,XP(F)::QAB1(A)
- B(a);N_SPINP(e),XR(E)::QAB1(A)
- B(a);::QAB1(A)
- Refutation
- K(f);N_SPINB(b),N_SPINP(e),S_FLIGHT
- Try
- R(E);
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);::QAB1(A)
- P(e);SBLOCK::QAB1(A)
- Refutation
- P(g);XR(E)
- Try
- R(E);
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- B(a);SBLOCK,XR(E)::QAB1(A)
- B(a);::QAB1(A)
- P(e);::QAB1(A)
- Refutation
- K(f);N_SPINB(b),S_FLIGHT,XR(E)
- Try
- R(E);CHECK
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- Refutation
- P(h);XR(E)
- Try
- Actual
- R(E);
- Vars
- K(f);N_SPINB(b),P-FLIGHT::QAR1(A)
- K(f);N_SPINB(b),S_FLIGHT::QAB(A)
- K(f);N_SPINB(b),S_FLIGHT,XP(F)::QAB1(A)
- B(a);XR(E)::QAB1(A)
- B(a);::QAB1(A)
- B(a);SBLOCK::QAB1(A)
- P(e);SBLOCK::QAB1(A)
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).