MESON Chess Problem Database
Problem Display
PID: 120880 (8/2n2N2/8/8/1pQpk1P1/1K4P1/7N/5B2 w - - 0 1)
Neukomm, Gyula (Julius) R
5th HM., Lengyel Feladv. Sz., 1949
#2
7 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ke3
- 2.Qe2#
- 1...Sb5
- 2.Qe6#
- 1...Sd5
- 2.Qd3#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...Ke3
- Tries
- 1.Ka2?
- 1...Ke3
- 2.Qe2#
- 1...Sb5
- 2.Qe6#
- 1...Sd5
- 2.Qd3#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...b3+!
- 1...Ke3
- 1.Kb2?
- 1...Ke3
- 2.Qe2#
- 1...Sb5
- 2.Qe6#
- 1...Sd5
- 2.Qd3#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...b3!
- 1...Ke3
- 1.Kc2?
- 1...Ke3
- 2.Qe2#
- 1...Sb5
- 2.Qe6#
- 1...Sd5
- 2.Qd3#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...b3+!
- 1...Ke3
- 1.Ka4?
- 1...Ke3
- 2.Qe2#
- 1...Sb5
- 2.Qe6#
- 1...Sd5
- 2.Qd3#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...b3!
- 1...Ke3
- 1.Sg5+?
- 1...Ke3
- 2.Qe2#
- 1...Ke5!
- 1...Ke3
- 1.Sd6+?
- 1...Ke3
- 2.Qe2#
- 1...Ke5!
- 1...Ke3
- 1.Be2?
- 1...Sd5
- 2.Qd3#
- 1...Sb5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...Ke3!
- 1...Sd5
- 1.Qb5?
- threat
- 2.Qe5#
- 1...Ke3
- 2.Qe2#
- 1...Sd5
- 2.Qd3#
- 1...Sxb5!
- threat
- 1.Qc2+?
- 1...Ke3
- 2.Qe2#
- 1...d3
- 2.Qxd3#
- 1...Kd5!
- 1...Ke3
- 1.Qc6+?
- 1...Sd5
- 2.Qe6#
- 1...Ke3!
- 1...Sd5
- 1.Qxc7?
- threat
- 2.Qe5#
- 1...Ke3
- 2.Qf4#
- 1...Kd5!
- threat
- 1.Ka2?
- Keys
- 1.g5!
- 1...Ke3
- 2.Qe2#
- 1...Kf5
- 2.Bd3#
- 1...Sd5
- 2.Qd3#
- 1...Sb5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...Ke3
- 1.g5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- S(d);N_GUARD::QAR2(E)
- S(d);SBLOCK::QAB1(E)
- S(d);N_GUARD::QAR2(E),XS(d)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- S(d);N_GUARD::QAR2(E)
- S(d);SBLOCK::QAB1(E)
- S(d);N_GUARD::QAR2(E),XS(d)
- Refutation
- P(a);CHECK
- Try
- K(C);P-FLIGHT
- Vars
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- S(d);N_GUARD::QAR2(E)
- S(d);SBLOCK::QAB1(E)
- S(d);N_GUARD::QAR2(E),XS(d)
- Refutation
- P(a);
- Try
- K(C);S_FLIGHT
- Vars
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- S(d);N_GUARD::QAR2(E)
- S(d);SBLOCK::QAB1(E)
- S(d);N_GUARD::QAR2(E),XS(d)
- Refutation
- P(a);CHECK
- Try
- K(C);S_FLIGHT
- Vars
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- S(d);N_GUARD::QAR2(E)
- S(d);SBLOCK::QAB1(E)
- S(d);N_GUARD::QAR2(E),XS(d)
- Refutation
- P(a);
- Try
- S(G);CHECK
- Vars
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- Refutation
- K(c);N_SPINP(b),P-FLIGHT
- Try
- S(G);CHECK
- Vars
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- Refutation
- K(c);N_SPINP(b),P-FLIGHT
- Try
- B(A);
- Vars
- S(d);SBLOCK::QAB1(E)
- S(d);N_GUARD::QAR2(E)
- S(d);N_GUARD::QAR2(E),XS(d)
- Refutation
- K(c);N_SPINP(b),P-FLIGHT
- Try
- Q(E);N_PINP(b)
- Threat
- QAR1(E)
- Vars
- K(c);P-FLIGHT::QAR1(E)
- S(d);SBLOCK::QAB1(E)
- Refutation
- S(d);XQ(E)
- Try
- Q(E);CHECK,N_PINP(b)
- Vars
- K(c);P-FLIGHT::QAR1(E)
- P(b);P_SPINP(b)::QAB1(E),XP(b)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(E);CHECK,N_PINP(b)
- Vars
- S(d);N_GUARD,P_SPINS(d)::QAR2(E)
- Refutation
- K(c);P-FLIGHT
- Try
- Q(E);N_PINP(b),XS(d)
- Threat
- QAR1(E)
- Vars
- K(c);P-FLIGHT::QAB1(E)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- P(F);
- Vars
- K(c);N_SPINP(b),P-FLIGHT::QAR1(E)
- K(c);N_SPINP(b),S_FLIGHT::B(A)
- S(d);SBLOCK::QAB1(E)
- S(d);N_GUARD::QAR2(E)
- S(d);N_GUARD::QAR2(E),XS(d)
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).