MESON Chess Problem Database
Problem Display
PID: 153058 (3r4/3p3Q/5k1p/2N2b1q/1P2R1p1/4B1p1/2K3P1/5R2 w - - 0 1)
Dawson, Thomas Rayner
British Chess Magazine, 1946
#2
8 + 8
| 15256 | TRD Scrapbook | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Qg6
- 2.Qe7#
- 1...Qf7
- 2.Rxf5#
- 1...Qe8
- 2.Rxf5#
- 1...Qh1
- 2.Rxf5#
- 1...Qh2
- 2.Rxf5#
- 1...Qh3
- 2.Rxf5#
- 1...Qh4
- 2.Rxf5#
- 1...Qg5
- 2.Bd4#
- 1...Ra8
- 2.Sxd7#
- 1...Rb8
- 2.Sxd7#
- 1...Re8
- 2.Sxd7#
- 1...Rf8
- 2.Sxd7#
- 1...Rg8
- 2.Sxd7#
- 1...Rh8
- 2.Sxd7#
- 1...Qg6
- Tries
- 1.Kd1?
- 1...Qg6
- 2.Qe7#
- 1...Qf7
- 2.Rxf5#
- 1...Qe8
- 2.Rxf5#
- 1...Qh2
- 2.Rxf5#
- 1...Qh3
- 2.Rxf5#
- 1...Qh4
- 2.Rxf5#
- 1...Qg5
- 2.Bd4#
- 1...Ra8
- 2.Sxd7#
- 1...Rb8
- 2.Sxd7#
- 1...Rc8
- 2.Sxd7#
- 1...Re8
- 2.Sxd7#
- 1...Rf8
- 2.Sxd7#
- 1...Rg8
- 2.Sxd7#
- 1...Rh8
- 2.Sxd7#
- 1...d5
- 2.Re6#
- 1...d6
- 2.Re6#
- 1...Qh1!
- 1...Qg6
- 1.Kd2?
- 1...Qh1
- 2.Rxf5#
- 1...Qg6
- 2.Qe7#
- 1...Qf7
- 2.Rxf5#
- 1...Qe8
- 2.Rxf5#
- 1...Qh2
- 2.Rxf5#
- 1...Qh3
- 2.Rxf5#
- 1...Qh4
- 2.Rxf5#
- 1...Ra8
- 2.Sxd7#
- 1...Rb8
- 2.Sxd7#
- 1...Rc8
- 2.Sxd7#
- 1...Re8
- 2.Sxd7#
- 1...Rf8
- 2.Sxd7#
- 1...Rg8
- 2.Sxd7#
- 1...Rh8
- 2.Sxd7#
- 1...d5
- 2.Re6#
- 1...d6
- 2.Re6#
- 1...Qg5!
- 1...Qh1
- 1.Kb3?
- 1...Qh1
- 2.Rxf5#
- 1...Qg6
- 2.Qe7#
- 1...Qe8
- 2.Rxf5#
- 1...Qh2
- 2.Rxf5#
- 1...Qh3
- 2.Rxf5#
- 1...Qh4
- 2.Rxf5#
- 1...Qg5
- 2.Bd4#
- 1...Ra8
- 2.Sxd7#
- 1...Rb8
- 2.Sxd7#
- 1...Rc8
- 2.Sxd7#
- 1...Re8
- 2.Sxd7#
- 1...Rf8
- 2.Sxd7#
- 1...Rg8
- 2.Sxd7#
- 1...Rh8
- 2.Sxd7#
- 1...d5
- 2.Re6#
- 1...d6
- 2.Re6#
- 1...Qf7+!
- 1...Qh1
- 1.Kc3?
- 1...Qh1
- 2.Rxf5#
- 1...Qg6
- 2.Qe7#
- 1...Qf7
- 2.Rxf5#
- 1...Qe8
- 2.Rxf5#
- 1...Qh2
- 2.Rxf5#
- 1...Qh3
- 2.Rxf5#
- 1...Qh4
- 2.Rxf5#
- 1...Qg5
- 2.Bd4#
- 1...Ra8
- 2.Sxd7#
- 1...Rb8
- 2.Sxd7#
- 1...Re8
- 2.Sxd7#
- 1...Rf8
- 2.Sxd7#
- 1...Rg8
- 2.Sxd7#
- 1...Rh8
- 2.Sxd7#
- 1...d5
- 2.Re6#
- 1...d6
- 2.Re6#
- 1...Rc8!
- 1...Qh1
- 1.Bxh6?
- threat
- 2.Qg7#
- 1...Qxh6
- 2.Rxf5#
- 1...Qg6
- 2.Qe7#
- 1...Qf7
- 2.Rxf5#
- 2.Qxf5#
- 1...Rg8
- 2.Sxd7#
- 1...Qg5!
- threat
- 1.Kd1?
- Keys
- 1.Kb2!
- 1...Qh1
- 2.Rxf5#
- 1...Qg6
- 2.Qe7#
- 1...Qf7
- 2.Rxf5#
- 1...Qe8
- 2.Rxf5#
- 1...Qh2
- 2.Rxf5#
- 1...Qh3
- 2.Rxf5#
- 1...Qh4
- 2.Rxf5#
- 1...Qg5
- 2.Bd4#
- 1...Ra8
- 2.Sxd7#
- 1...Rb8
- 2.Sxd7#
- 1...Rc8
- 2.Sxd7#
- 1...Re8
- 2.Sxd7#
- 1...Rf8
- 2.Sxd7#
- 1...Rg8
- 2.Sxd7#
- 1...Rh8
- 2.Sxd7#
- 1...d5
- 2.Re6#
- 1...d6
- 2.Re6#
- 1...Qh1
- 1.Kb2!
This is a version
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Q(d);SBLOCK::QAB1(H)
- Q(d);N_GUARD::R1(A),XB(c)
- Q(d);N_GUARD,P_PINP(C)::R1(A),XB(c)
- Q(d);SBLOCK::B(D)
- R(h);N_GUARD::S(G),XP(g)
- Tries
- Try
- K(B);N_SPINR(F),S_FLIGHT
- Vars
- Q(d);SBLOCK::QAB1(H)
- Q(d);N_GUARD::R1(A),XB(c)
- Q(d);SBLOCK::B(D)
- R(h);N_GUARD::S(G),XP(g)
- P(g);N_GUARD::R1(F)
- Refutation
- Q(d);P_PINR(A)
- Try
- K(B);N_SPINR(F),P-FLIGHT
- Vars
- Q(d);N_GUARD::R1(A),XB(c)
- Q(d);SBLOCK::QAB1(H)
- Q(d);N_GUARD,P_PINP(C)::R1(A),XB(c)
- R(h);N_GUARD::S(G),XP(g)
- P(g);N_GUARD::R1(F)
- Refutation
- Q(d);P_PINB(D)
- Try
- K(B);N_SPINR(F),S_FLIGHT
- Vars
- Q(d);N_GUARD::R1(A),XB(c)
- Q(d);SBLOCK::QAB1(H)
- Q(d);SBLOCK::B(D)
- R(h);N_GUARD::S(G),XP(g)
- R(h);N_GUARD,P_PINP(E)::S(G),XP(g)
- P(g);N_GUARD::R1(F)
- Refutation
- Q(d);CHECK
- Try
- K(B);N_SPINR(F),P-FLIGHT
- Vars
- Q(d);N_GUARD::R1(A),XB(c)
- Q(d);SBLOCK::QAB1(H)
- Q(d);SBLOCK::B(D)
- R(h);N_GUARD::S(G),XP(g)
- P(g);N_GUARD::R1(F)
- Refutation
- R(h);P_PINS(G)
- Try
- B(D);XP(f)
- Threat
- QAB1(H)
- Vars
- Q(d);N_GUARD,XB(D)::R1(A),XB(c)
- Q(d);SBLOCK::QAB1(H)
- R(h);N_GUARD::S(G),XP(g)
- Refutation
- Q(d);
- Try
- Actual
- K(B);N_SPINR(F),P-FLIGHT
- Vars
- Q(d);N_GUARD::R1(A),XB(c)
- Q(d);SBLOCK::QAB1(H)
- Q(d);N_GUARD,P_PINP(C)::R1(A),XB(c)
- Q(d);SBLOCK::B(D)
- R(h);N_GUARD::S(G),XP(g)
- R(h);N_GUARD,P_PINP(E)::S(G),XP(g)
- P(g);N_GUARD::R1(F)
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