MESON Chess Problem Database
Problem Display
PID: 18502 (8/8/2Qp2K1/4k3/4N3/6p1/2R5/8 w - - 0 1)
Latzel, Gerhard Paul
5th HM., Die Schwalbe, 1956
#2
4 + 3
| 3976 | FIDE Album (1956-1958) | 1961 |
| 3147 | Chess Problems: Introduction to an Art | 1963 |
| 5862 | An ABC of Chess Problems | 1970 |
| 2012 | Miniature Chess Problems from Many Countries | 1981 |
| 3295 | Einfuhrung in die Welt des Schachproblem | 1984 |
| 4640 | Chess Wizardry: The New ABC of Chess Problems | 1996 |
| 3310 | 2345 Chess Problems | 1997 |
| 23 | Die Schwalbe | 2007 |
| 3713 | Snap | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Ke6
- 2.Qxd6#
- 1...Ke6
- Tries
- 1.Sd2?
- threat
- 2.Qe4#
- 1...Kd4
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...d5
- 2.Qf6#
- 1...Ke6!
- threat
- 1.Sf2?
- threat
- 2.Qe4#
- 1...Kd4
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...Ke6
- 2.Re2#
- 1...d5
- 2.Qf6#
- 1...gxf2!
- threat
- 1.Sc3?
- threat
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...Ke6
- 2.Re2#
- 2.Qe8#
- 1...d5
- 2.Qf6#
- 1...Kd4!
- threat
- 1.Sxg3?
- threat
- 2.Qe4#
- 1...Kd4
- 2.Qe4#
- 1...Ke6
- 2.Re2#
- 1...d5
- 2.Qf6#
- 1...Kf4!
- threat
- 1.Sc5?
- threat
- 2.Qe4#
- 1...Kd4
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...d5
- 2.Qf6#
- 1...dxc5!
- threat
- 1.Sxd6?
- 1...Kd4
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...Ke6
- 2.Re2#
- 1...g2!
- 1...Kd4
- 1.Sf6?
- threat
- 2.Qe4#
- 1...Kd4
- 2.Qe4#
- 2.Qc3#
- 1...Kf4
- 2.Qe4#
- 1...Ke6
- 2.Re2#
- 2.Qe4#
- 2.Qe8#
- 1...d5!
- threat
- 1.Rc4?
- threat
- 2.Qxd6#
- 1...Ke6
- 2.Qxd6#
- 1...d5
- 2.Qd6#
- 2.Qf6#
- 1...Kf4!
- threat
- 1.Sd2?
- Keys
- 1.Sg5!
- threat
- 2.Qe4#
- 1...Kd4
- 2.Qe4#
- 1...Kf4
- 2.Qe4#
- 1...d5
- 2.Qf6#
- threat
- 1.Sg5!
Anticipated by 120999(0000)
There are these afters: 142003
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- K(b);P-FLIGHT,P_SPINP(c)::QAR1(C),XP(c)
- Tries
- Try
- S(B);
- Threat
- QAR1(C)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- P(c);OGATE,SBLOCK::QAB1(C)
- Refutation
- K(b);P-FLIGHT,P_SPINP(c)
- Try
- S(B);
- Threat
- QAR1(C)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- K(b);P-FLIGHT,P_SPINP(c)::R(A)
- P(c);OGATE,SBLOCK::QAB1(C)
- Refutation
- P(a);XS(B)
- Try
- S(B);
- Threat
- QAR1(C)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- P(c);OGATE::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- S(B);XP(a)
- Threat
- QAR1(C)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- K(b);P-FLIGHT,P_SPINP(c)::R(A)
- P(c);OGATE,SBLOCK::QAB1(C)
- Refutation
- K(b);S_FLIGHT
- Try
- S(B);
- Threat
- QAR1(C)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- P(c);OGATE,SBLOCK::QAB1(C)
- Refutation
- P(c);XS(B)
- Try
- S(B);XP(c)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- K(b);P-FLIGHT::R(A)
- Refutation
- P(a);
- Try
- S(B);
- Threat
- QAR1(C)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- Refutation
- P(c);
- Try
- R(A);
- Threat
- QAB1(C),XP(c)
- Vars
- K(b);P-FLIGHT,P_SPINP(c)::QAR1(C),XP(c)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- S(B);
- Threat
- QAR1(C)
- Vars
- K(b);S_FLIGHT::QAR1(C)
- P(c);OGATE,SBLOCK::QAB1(C)
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