MESON Chess Problem Database
Problem Display
PID: 149039 (KbNB4/2p2Bpb/2R5/1r2kp2/R3pp1N/2P2P2/3P4/8 w - - 0 1)
Dawson, Thomas Rayner
Falkirk Herald, 1920
(First published on Wed Apr 14 1920)
#2
10 + 9
| 15256 | TRD Scrapbook | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Ra5+
- 2.Rxa5#
- 1...Rc5
- 2.Rxc5#
- 1...Rd5
- 2.Re6#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Ba7
- 2.Bxc7#
- 1...exf3
- 2.Sxf3#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...Rb1
- Tries
- 1.Se7?
- threat
- 2.Re6#
- 1...Ra5+
- 2.Rxa5#
- 1...Rb6!
- threat
- 1.Bc4?
- threat
- 2.Re6#
- 1...Ra5+
- 2.Rxa5#
- 1...Rb6
- 2.Rc5#
- 1...Bg8
- 2.Sg6#
- 1...Rd5!
- threat
- 1.Bg8?
- 1...Ra5+
- 2.Rxa5#
- 1...exf3
- 2.Sxf3#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Ba7
- 2.Bxc7#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...Bxg8!
- 1...Ra5+
- 1.Bg5?
- 1...Ra5+
- 2.Rxa5#
- 1...exf3
- 2.Sxf3#
- 2.Bxf4#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...e3
- 2.Bxf4#
- 2.d4#
- 1...g6
- 2.Bf6#
- 1...Ba7!
- 1...Ra5+
- 1.Be7?
- 1...Ra5+
- 2.Rxa5#
- 1...exf3
- 2.Sxf3#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...Ba7!
- 1...Ra5+
- 1.Ra2?
- 1...Ra5+
- 2.Rxa5#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Ba7
- 2.Bxc7#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...exf3!
- 1...Ra5+
- 1.Ra3?
- 1...Ra5+
- 2.Rxa5#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Ba7
- 2.Bxc7#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...exf3!
- 1...Ra5+
- 1.Rb4?
- threat
- 2.Rxb5#
- 1...Rxb4
- 2.Rc5#
- 1...exf3
- 2.Sxf3#
- 1...Rd5
- 2.Re6#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Ba7
- 2.Bxc7#
- 1...Ra5+!
- threat
- 1.Rac4?
- 1...exf3
- 2.Sxf3#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.R4c5#
- 2.R6c5#
- 1...Rb2
- 2.R4c5#
- 2.R6c5#
- 1...Rb3
- 2.R4c5#
- 2.R6c5#
- 1...Rb4
- 2.R4c5#
- 2.R6c5#
- 1...Rc5
- 2.R4xc5#
- 2.R6xc5#
- 1...Rb6
- 2.R4c5#
- 2.R6c5#
- 1...Rb7
- 2.R4c5#
- 2.R6c5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Ba7
- 2.Bxc7#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...Ra5+!
- 1...exf3
- 1.Rd4?
- threat
- 2.Re6#
- 1...Rb6
- 2.Rd5#
- 2.Rc5#
- 1...Ra5+!
- threat
- 1.Raa6?
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Ra5
- 2.Rxa5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Ba7
- 2.Bxc7#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...exf3!
- 1...Rd5
- 1.Ra7?
- 1...Bxa7
- 2.Bxc7#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Ra5
- 2.Rxa5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...exf3!
- 1...Bxa7
- 1.d3?
- threat
- 2.d4#
- 1...Ra5+
- 2.Rxa5#
- 1...exf3
- 2.Sxf3#
- 1...Rd5
- 2.Re6#
- 1...Rb4
- 2.Rc5#
- 1...Ba7
- 2.Bxc7#
- 1...exd3!
- threat
- 1.Se7?
- Keys
- 1.Ra1!
- 1...Ra5+
- 2.Rxa5#
- 1...exf3
- 2.Re1#
- 1...Rd5
- 2.Re6#
- 1...Rb1
- 2.Rc5#
- 1...Rb2
- 2.Rc5#
- 1...Rb3
- 2.Rc5#
- 1...Rb4
- 2.Rc5#
- 1...Rc5
- 2.Rxc5#
- 1...Rb6
- 2.Rc5#
- 1...Rb7
- 2.Rc5#
- 1...Bg6
- 2.Sxg6#
- 1...Bg8
- 2.Sg6#
- 1...Ba7
- 2.Bxc7#
- 1...e3
- 2.d4#
- 1...g5
- 2.Bf6#
- 1...g6
- 2.Bf6#
- 1...Ra5+
- 1.Ra1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::R(F)
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);N_GUARD::R(F),XR(c)
- R(c);SBLOCK::R1(F)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- B(i);N_GUARD::B(J),XP(f)
- P(a);XP(C)::S(E),XP(a)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Tries
- Try
- S(I);
- Threat
- R1(F)
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- Refutation
- R(c);
- Try
- B(G);
- Threat
- R1(F)
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);N_GUARD::R(F)
- B(h);N_GUARD::S(E)
- Refutation
- R(c);
- Try
- B(G);
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- P(a);XP(C)::S(E),XP(a)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(i);N_GUARD::B(J),XP(f)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Refutation
- B(h);XB(G)
- Try
- B(J);
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- P(g);N_GUARD::B(J)
- Refutation
- B(i);
- Try
- B(J);
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- P(a);XP(C)::S(E),XP(a)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Refutation
- B(i);
- Try
- R(D);
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- B(i);N_GUARD::B(J),XP(f)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Refutation
- P(a);XP(C)
- Try
- R(D);
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- B(i);N_GUARD::B(J),XP(f)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Refutation
- P(a);XP(C)
- Try
- R(D);
- Threat
- R(D),XR(c)
- Vars
- R(c);N_GUARD,XR(D)::R(F)
- P(a);XP(C)::S(E),XP(a)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F),XR(c)
- R(c);N_GUARD::R(F)
- B(i);N_GUARD::B(J),XP(f)
- Refutation
- R(c);CHECK
- Try
- R(D);
- Vars
- P(a);XP(C)::S(E),XP(a)
- R(c);SBLOCK::R1(F)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- B(i);N_GUARD::B(J),XP(f)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Refutation
- R(c);CHECK
- Try
- R(D);
- Threat
- R1(F)
- Refutation
- R(c);CHECK
- Try
- R(D);
- Vars
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);OGATEB,P_PINR(D)::R(D),XR(c)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- B(i);N_GUARD::B(J),XP(f)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Refutation
- P(a);XP(C)
- Try
- R(D);
- Vars
- B(i);N_GUARD,XR(D)::B(J),XP(f)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);OGATEB,P_PINR(D)::R(D),XR(c)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
- Refutation
- P(a);XP(C)
- Try
- P(A);
- Threat
- P(A)
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- P(a);XP(C)::S(E),XP(a)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- B(i);N_GUARD::B(J),XP(f)
- Refutation
- P(a);XP(A)
- Try
- Actual
- R(D);
- Vars
- R(c);CHECK,OGATEB::R(D),XR(c)
- P(a);OGATEB,XP(C)::R(D)
- R(c);SBLOCK::R1(F)
- R(c);N_GUARD::R(F)
- R(c);N_GUARD::R(F),XR(c)
- B(h);N_GUARD::S(E),XB(h)
- B(h);N_GUARD::S(E)
- B(i);N_GUARD::B(J),XP(f)
- P(a);N_GUARD::P(A)
- P(g);N_GUARD::B(J)
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