MESON Chess Problem Database
Problem Display
PID: 199748 (8/3K4/3n4/5n2/p7/R3bkpP/2Q3N1/5B2 w - - 0 1)
Neukomm, Gyula (Julius) R
The Observer, 1946
(First published on Sun Aug 4 1946)
#2
6 + 6
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Sd4
- 2.Rxe3#
- 1...Sh4
- 2.Rxe3#
- 1...Sh6
- 2.Rxe3#
- 1...Se7
- 2.Rxe3#
- 1...Sg7
- 2.Rxe3#
- 1...Sc4
- 2.Qxf5#
- 1...Se4
- 2.Qe2#
- 1...Sb5
- 2.Qxf5#
- 1...Sb7
- 2.Qxf5#
- 1...Sf7
- 2.Qxf5#
- 1...Sc8
- 2.Qxf5#
- 1...Se8
- 2.Qxf5#
- 1...Sd4
- Tries
- 1.Bc4?
- 1...Sd4
- 2.Rxe3#
- 1...Sh4
- 2.Rxe3#
- 1...Sh6
- 2.Rxe3#
- 1...Se7
- 2.Rxe3#
- 1...Sg7
- 2.Rxe3#
- 1...Se4
- 2.Qe2#
- 1...Sb5
- 2.Bd5#
- 1...Sb7
- 2.Bd5#
- 1...Sf7
- 2.Bd5#
- 1...Sc8
- 2.Bd5#
- 1...Se8
- 2.Bd5#
- 1...Sxc4!
- 1...Sd4
- 1.Bb5?
- 1...Sd4
- 2.Rxe3#
- 1...Sh4
- 2.Rxe3#
- 1...Sh6
- 2.Rxe3#
- 1...Se7
- 2.Rxe3#
- 1...Sg7
- 2.Rxe3#
- 1...Sc4
- 2.Bc6#
- 1...Se4
- 2.Qe2#
- 1...Sb7
- 2.Bc6#
- 1...Sf7
- 2.Bc6#
- 1...Sc8
- 2.Bc6#
- 1...Se8
- 2.Bc6#
- 1...Sxb5!
- 1...Sd4
- 1.Rc3?
- 1...Sd4
- 2.Rxe3#
- 1...Sh4
- 2.Rxe3#
- 1...Sh6
- 2.Rxe3#
- 1...Se7
- 2.Rxe3#
- 1...Sg7
- 2.Rxe3#
- 1...Sc4
- 2.Qxf5#
- 1...Se4
- 2.Qe2#
- 1...Sb5
- 2.Qxf5#
- 1...Sb7
- 2.Qxf5#
- 1...Sf7
- 2.Qxf5#
- 1...Sc8
- 2.Qxf5#
- 1...Se8
- 2.Qxf5#
- 1...a3!
- 1...Sd4
- 1.Qd3?
- 1...Sd4
- 2.Qxe3#
- 1...Sh4
- 2.Qxe3#
- 1...Sh6
- 2.Qxe3#
- 1...Se7
- 2.Qxe3#
- 1...Sg7
- 2.Qxe3#
- 1...Sc4
- 2.Qxf5#
- 1...Se4
- 2.Qe2#
- 1...Sb5
- 2.Qxf5#
- 1...Sb7
- 2.Qxf5#
- 1...Sf7
- 2.Qxf5#
- 1...Sc8
- 2.Qxf5#
- 1...Se8
- 2.Qxf5#
- 1...Kf2!
- 1...Sd4
- 1.Bc4?
- Keys
- 1.Ba6!
- 1...Sd4
- 2.Rxe3#
- 1...Sh4
- 2.Rxe3#
- 1...Sh6
- 2.Rxe3#
- 1...Se7
- 2.Rxe3#
- 1...Sg7
- 2.Rxe3#
- 1...Sc4
- 2.Bb7#
- 1...Se4
- 2.Qe2#
- 1...Sb5
- 2.Bb7#
- 1...Sb7
- 2.Bxb7#
- 1...Sf7
- 2.Bb7#
- 1...Sc8
- 2.Bb7#
- 1...Se8
- 2.Bb7#
- 1...Sd4
- 1.Ba6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(e);N_GUARD::R1(D),XB(a)
- S(f);N_GUARD::QAR2(B),XS(e)
- S(f);SBLOCK::QAB1(B)
- Tries
- Try
- B(A);
- Vars
- S(e);N_GUARD::R1(D),XB(a)
- S(f);SBLOCK::QAB1(B)
- S(f);N_GUARD::B(A)
- Refutation
- S(f);XB(A)
- Try
- B(A);
- Vars
- S(e);N_GUARD::R1(D),XB(a)
- S(f);N_GUARD::B(A)
- S(f);SBLOCK::QAB1(B)
- Refutation
- S(f);XB(A)
- Try
- R(D);
- Vars
- S(e);N_GUARD::R1(D),XB(a)
- S(f);N_GUARD::QAR2(B),XS(e)
- S(f);SBLOCK::QAB1(B)
- Refutation
- P(d);
- Try
- Q(B);
- Vars
- S(e);N_GUARD::QAR1(B),XB(a)
- S(f);N_GUARD::QAR2(B),XS(e)
- S(f);SBLOCK::QAB1(B)
- Refutation
- K(b);N_SPINB(a),P-FLIGHT
- Try
- Actual
- B(A);
- Vars
- S(e);N_GUARD::R1(D),XB(a)
- S(f);N_GUARD::B(A)
- S(f);SBLOCK::QAB1(B)
- S(f);N_GUARD::B(A),XS(f)
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