MESON Chess Problem Database
Problem Display
PID: 227797 (1nRn4/2P2p2/p1k1pp2/2P2P2/K3P3/8/2Q5/8 w - - 0 1)
Regos, Imre
Nepszava, 1926
#2
7 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kb7
- 2.cxb8Q#
- 1...Kd7
- 2.cxd8Q#
- 1...Sd7
- 2.cxd8S#
- 1...Sb7
- 2.cxb8S#
- 1...Kb7
- Tries
- 1.Qb1?
- threat
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Kd7
- 2.cxd8Q#
- 1...exf5
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Sd7
- 2.cxd8Q#
- 2.cxd8S#
- 2.cxd8B#
- 2.cxd8R#
- 1...Sb7
- 2.cxb8S#
- 1...a5
- 2.Qb5#
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...e5
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Kxc5!
- threat
- 1.Qd1?
- threat
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Kb7
- 2.cxb8Q#
- 1...exf5
- 2.Qd5#
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Sd7
- 2.cxd8S#
- 1...Sb7
- 2.cxb8Q#
- 2.cxb8S#
- 2.cxb8B#
- 2.cxb8R#
- 1...a5
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...e5
- 2.Qd5#
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Kxc5!
- threat
- 1.Qb3?
- threat
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Kd7
- 2.cxd8Q#
- 1...exf5
- 2.Qd5#
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Sd7
- 2.cxd8Q#
- 2.cxd8S#
- 2.cxd8B#
- 2.cxd8R#
- 1...Sb7
- 2.cxb8S#
- 1...a5
- 2.Qb5#
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...e5
- 2.Qd5#
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Kxc5!
- threat
- 1.Qd3?
- threat
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Kb7
- 2.cxb8Q#
- 1...exf5
- 2.Qd5#
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Sd7
- 2.cxd8S#
- 1...Sb7
- 2.cxb8Q#
- 2.cxb8S#
- 2.cxb8B#
- 2.cxb8R#
- 1...a5
- 2.Qb5#
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...e5
- 2.Qd5#
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Kxc5!
- threat
- 1.Qb2?
- threat
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Kd7
- 2.cxd8Q#
- 1...exf5
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...a5
- 2.Qb5#
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Sd7
- 2.cxd8Q#
- 2.cxd8S#
- 2.cxd8B#
- 2.cxd8R#
- 1...Sb7
- 2.cxb8S#
- 1...e5
- 2.cxb8S#
- 2.cxd8Q#
- 2.cxd8R#
- 1...Kxc5!
- threat
- 1.Qd2?
- threat
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Kb7
- 2.cxb8Q#
- 1...exf5
- 2.Qd5#
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...a5
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Sd7
- 2.cxd8S#
- 1...Sb7
- 2.cxb8Q#
- 2.cxb8S#
- 2.cxb8B#
- 2.cxb8R#
- 1...e5
- 2.Qd5#
- 2.cxb8Q#
- 2.cxb8R#
- 2.cxd8S#
- 1...Kxc5!
- threat
- 1.Qb1?
- Keys
- 1.Qc4!
- 1...Kb7
- 2.cxb8Q#
- 1...Kd7
- 2.cxd8Q#
- 1...exf5
- 2.Qd5#
- 1...a5
- 2.Qb5#
- 1...Sd7
- 2.cxd8S#
- 1...Sb7
- 2.cxb8S#
- 1...e5
- 2.Qd5#
- 1...Kb7
- 1.Qc4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- K(b);S_FLIGHT::PXS(f)=Q
- K(b);S_FLIGHT::PXS(g)=Q
- S(f);SBLOCK::PXS(g)=S
- S(g);SBLOCK::PXS(f)=S
- Tries
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- K(b);S_FLIGHT::PXS(g)=Q
- S(g);::PXS(f)=S
- Refutation
- K(b);P-FLIGHT,XP(D)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- K(b);S_FLIGHT::PXS(f)=Q
- S(f);::PXS(g)=S
- Refutation
- K(b);P-FLIGHT,XP(D)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- K(b);S_FLIGHT::PXS(g)=Q
- S(g);::PXS(f)=S
- Refutation
- K(b);P-FLIGHT,XP(D)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- K(b);S_FLIGHT::PXS(f)=Q
- S(f);::PXS(g)=S
- Refutation
- K(b);P-FLIGHT,XP(D)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- K(b);S_FLIGHT::PXS(g)=Q
- S(g);::PXS(f)=S
- Refutation
- K(b);P-FLIGHT,XP(D)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- K(b);S_FLIGHT::PXS(f)=Q
- S(f);::PXS(g)=S
- Refutation
- K(b);P-FLIGHT,XP(D)
- Try
- Actual
- Q(A);
- Vars
- K(b);S_FLIGHT::PXS(f)=Q
- K(b);S_FLIGHT::PXS(g)=Q
- P(c);N_GUARD,XP(E)::QAB1(A)
- P(a);N_GUARD::QAB1(A)
- S(f);SBLOCK::PXS(g)=S
- S(g);SBLOCK::PXS(f)=S
- P(c);N_GUARD::QAB1(A)
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