MESON Chess Problem Database
Problem Display
PID: 5063 (b4BB1/6P1/2pp2pr/4k3/5R2/1N6/K2p4/5Q2 w - - 0 1)
Schwann, Edward B
Morning Post, 1898
#2
7 + 7
| 3360 | Simple Two-move Themes | 1924 |
SOLUTION
- SOUND
- Sets
- 1...Rh8
- 2.gxh8Q#
- 2.gxh8B#
- 1...Rh8
- Tries
- 1.Sxd2?
- threat
- 2.Sc4#
- 2.Re4#
- 1...Rh2
- 2.Re4#
- 1...Rh4
- 2.Sc4#
- 1...c5
- 2.Sc4#
- 1...d5!
- threat
- 1.Sc5?
- threat
- 2.Sd3#
- 2.Sd7#
- 2.Re4#
- 1...d1Q
- 2.Sd7#
- 2.Re4#
- 1...d1R
- 2.Sd7#
- 2.Re4#
- 1...Rh3
- 2.Sd7#
- 2.Re4#
- 1...Rh4
- 2.Sd3#
- 2.Sd7#
- 1...d5
- 2.Sd3#
- 2.Sd7#
- 1...dxc5!
- threat
- 1.Rd4?
- threat
- 2.Bxd6#
- 2.Qf4#
- 1...Rh4
- 2.Bxd6#
- 1...d5
- 2.Qf4#
- 1...g5!
- threat
- 1.Rf5+?
- 1...Ke4
- 2.Qf3#
- 1...gxf5!
- 1...Ke4
- 1.Rf6?
- threat
- 2.Qf4#
- 1...Ke4
- 2.Qe2#
- 1...g5
- 2.Qf5#
- 1...Rh4!
- threat
- 1.Qg2?
- threat
- 2.Qe4#
- 2.Qg5#
- 1...Rh5
- 2.Qe4#
- 1...c5
- 2.Qg5#
- 1...d5
- 2.Qg5#
- 1...g5
- 2.Qe4#
- 2.Qxg5#
- 1...Kxf4!
- threat
- 1.Qd3?
- threat
- 2.Bxd6#
- 2.Qe4#
- 2.Qe3#
- 2.Qd4#
- 2.Qxd6#
- 1...d1Q
- 2.Bxd6#
- 2.Qe4#
- 2.Qe3#
- 1...d1S
- 2.Bxd6#
- 2.Qe4#
- 2.Qd4#
- 2.Qxd6#
- 1...d1R
- 2.Bxd6#
- 2.Qe4#
- 2.Qe3#
- 1...Rh3
- 2.Bxd6#
- 2.Qe4#
- 2.Qd4#
- 2.Qxd6#
- 1...c5
- 2.Bxd6#
- 2.Qxd6#
- 1...d5
- 2.Qe3#
- 2.Qd4#
- 1...g5
- 2.Rf5#
- 2.Qe4#
- 2.Qf5#
- 2.Qe3#
- 2.Qd4#
- 1...Kxf4!
- threat
- 1.Qc4?
- threat
- 2.Qd4#
- 2.Qe4#
- 1...d1Q
- 2.Qe4#
- 1...d1R
- 2.Qe4#
- 1...d5
- 2.Qd4#
- 1...c5!
- threat
- 1.Qg1?
- threat
- 2.Qe3#
- 2.Qd4#
- 2.Qg5#
- 1...d1Q
- 2.Qe3#
- 2.Qg5#
- 1...d1S
- 2.Qd4#
- 2.Qg5#
- 1...d1R
- 2.Qe3#
- 2.Qg5#
- 1...Rh3
- 2.Qd4#
- 2.Qg5#
- 1...Rh5
- 2.Qe3#
- 2.Qd4#
- 1...c5
- 2.Qg5#
- 1...g5
- 2.Qe3#
- 2.Qd4#
- 2.Qxg5#
- 1...Kxf4!
- threat
- 1.Qf2?
- threat
- 2.Qe3#
- 2.Qd4#
- 1...d1Q
- 2.Qe3#
- 1...d1S
- 2.Qd4#
- 1...d1R
- 2.Qe3#
- 1...Rh3
- 2.Qd4#
- 1...c5!
- threat
- 1.Qf3?
- threat
- 2.Re4#
- 2.Qe4#
- 2.Qe3#
- 1...d1S
- 2.Re4#
- 2.Qe4#
- 1...Rh3
- 2.Re4#
- 2.Qe4#
- 1...Rh4
- 2.Qe4#
- 2.Qe3#
- 1...d5
- 2.Qe3#
- 1...c5!
- threat
- 1.Sxd2?
- Keys
- 1.Rf7!
- threat
- 2.Re7#
- 1...Ke4
- 2.Re7#
- 1...Kd5
- 2.Re7#
- 1...Ke6
- 2.Re7#
- 1...d5
- 2.Qe2#
- 1...g5
- 2.Qf5#
- threat
- 1.Rf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- R(f);OGATE::PXR(f)=Q
- Tries
- Try
- S(C);XP(a)
- Threat
- DUALS(2)
- Vars
- R(f);P_PINS(C)::R1(D)
- R(f);::S(C)
- P(c);::S(C)
- Refutation
- P(d);
- Try
- S(C);
- Threat
- DUALS(3)
- Refutation
- P(d);XS(C)
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- R(f);::B(F),XP(d)
- P(d);::QAB1(A)
- Refutation
- P(e);
- Try
- R(D);CHECK
- Vars
- K(b);P-FLIGHT::QAB1(A)
- Refutation
- P(e);XR(D)
- Try
- R(D);
- Threat
- QAB1(A)
- Vars
- K(b);P-FLIGHT::QAR2(A)
- P(e);N_GUARD::QAR1(A)
- Refutation
- R(f);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(f);::QAR1(A)
- P(c);::QAR2(A)
- P(d);::QAR2(A)
- Refutation
- K(b);S_FLIGHT,XR(D)
- Try
- Q(A);
- Threat
- DUALS(5)
- Refutation
- K(b);S_FLIGHT,XR(D)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(a);::QAR1(A)
- P(d);::QAB1(A)
- Refutation
- P(c);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- P(c);::QAR2(A)
- Refutation
- K(b);S_FLIGHT,XR(D)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(a);::QAR2(A)
- P(a);::QAB1(A)
- R(f);::QAB1(A)
- Refutation
- P(c);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- P(d);::QAR2(A)
- Refutation
- P(c);
- Try
- Actual
- R(D);
- Threat
- R(D)
- Vars
- K(b);P-FLIGHT::R(D)
- K(b);P-FLIGHT::B(G)+R(D)
- K(b);P-FLIGHT::B(G)+R(D),DCHECK
- P(d);SBLOCK::QAR(A)
- P(e);N_GUARD::QAR1(A)
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