MESON Chess Problem Database
Problem Display
PID: 210575 (5Q2/1K6/8/8/3pk1BP/2P3p1/2p5/8 w - - 0 1)
Hoeg, Nils
Land og Folk, 1970
#2
5 + 4
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Tries
- 1.Qc5?
- threat
- 2.Qxd4#
- 1...Kd3
- 2.Qxd4#
- 1...Ke3
- 2.Qxd4#
- 1...Kf4
- 2.Qxd4#
- 1...d3
- 2.Qd4#
- 1...dxc3!
- threat
- 1.Qd6?
- threat
- 2.Qxd4#
- 1...Kd3
- 2.Qxd4#
- 1...Ke3
- 2.Qxd4#
- 1...d3
- 2.Qd4#
- 1...dxc3!
- threat
- 1.Qg7?
- threat
- 2.Qxd4#
- 1...Kd3
- 2.Qxd4#
- 1...Ke3
- 2.Qxd4#
- 1...Kf4
- 2.Qxd4#
- 1...Kd5
- 2.Qxd4#
- 1...d3
- 2.Qd4#
- 1...dxc3!
- threat
- 1.Qf4+?
- 1...Kd3
- 2.Qxd4#
- 1...Kd5
- 2.Qxd4#
- 1...Kxf4!
- 1...Kd3
- 1.Qf6?
- threat
- 2.Qxd4#
- 1...Kd3
- 2.Qxd4#
- 1...Ke3
- 2.Qxd4#
- 1...Kd5
- 2.Qxd4#
- 1...d3
- 2.Qd4#
- 1...dxc3!
- threat
- 1.Qd8?
- threat
- 2.Qxd4#
- 1...Kd3
- 2.Qxd4#
- 1...Ke3
- 2.Qxd4#
- 1...Kf4
- 2.Qxd4#
- 1...Ke5
- 2.Qxd4#
- 1...d3
- 2.Qd4#
- 1...dxc3!
- threat
- 1.Qh8?
- threat
- 2.Qxd4#
- 1...Kd3
- 2.Qxd4#
- 1...Ke3
- 2.Qxd4#
- 1...Kf4
- 2.Qxd4#
- 1...Kd5
- 2.Qxd4#
- 1...d3
- 2.Qd4#
- 1...dxc3!
- threat
- 1.Qc5?
- Keys
- 1.Qb4!
- threat
- 2.Qxd4#
- 1...Kd3
- 2.Qxd4#
- 1...Ke3
- 2.Qxd4#
- 1...Kf4
- 2.Qxd4#
- 1...Kd5
- 2.Qxd4#
- 1...Ke5
- 2.Qxd4#
- threat
- 1.Qb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(E);
- Threat
- QAR1(E),XP(c)
- Vars
- K(d);S_FLIGHT::QAR1(E),XP(c)
- K(d);P-FLIGHT,P_SPINP(c)::QAB1(E),XP(c)
- K(d);P-FLIGHT::QAR2(E),XP(c)
- P(c);::QAR1(E)
- Refutation
- P(c);XP(A)
- Try
- Q(E);
- Threat
- QAR1(E),XP(c)
- Vars
- K(d);P_SPINP(c),S_FLIGHT::QAR1(E),XP(c)
- K(d);P-FLIGHT::QAB1(E),XP(c)
- P(c);::QAR1(E)
- Refutation
- P(c);XP(A)
- Try
- Q(E);
- Threat
- QAR1(E),XP(c)
- Vars
- K(d);S_FLIGHT::QAR1(E),XP(c)
- K(d);P-FLIGHT::QAB1(E),XP(c)
- K(d);P-FLIGHT::QAR2(E),XP(c)
- P(c);::QAR1(E)
- Refutation
- P(c);XP(A)
- Try
- Q(E);CHECK
- Vars
- K(d);OGATE,S_FLIGHT::QAR1(E),XP(c)
- Refutation
- K(d);P-FLIGHT,XQ(E)
- Try
- Q(E);
- Threat
- QAR1(E),XP(c)
- Vars
- K(d);S_FLIGHT::QAR1(E),XP(c)
- K(d);P-FLIGHT::QAB1(E),XP(c)
- P(c);::QAR1(E)
- Refutation
- P(c);XP(A)
- Try
- Q(E);
- Threat
- QAR1(E),XP(c)
- Vars
- K(d);P_SPINP(c),S_FLIGHT::QAR1(E),XP(c)
- K(d);P-FLIGHT::QAB1(E),XP(c)
- K(d);P-FLIGHT::QAR2(E),XP(c)
- P(c);::QAR1(E)
- Refutation
- P(c);XP(A)
- Try
- Q(E);
- Threat
- QAR1(E),XP(c)
- Vars
- K(d);S_FLIGHT::QAR1(E),XP(c)
- K(d);P-FLIGHT::QAB1(E),XP(c)
- K(d);P-FLIGHT::QAR2(E),XP(c)
- P(c);::QAR1(E)
- Refutation
- P(c);XP(A)
- Try
- Actual
- Q(E);P_PINP(c)
- Threat
- QAR1(E),XP(c)
- Vars
- K(d);N_SPINP(c),S_FLIGHT::QAR1(E),XP(c)
- K(d);N_SPINP(c),P-FLIGHT::QAB1(E),XP(c)
- K(d);P-FLIGHT::QAR2(E),XP(c)
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