MESON Chess Problem Database
Problem Display
PID: 10639 (1K6/5R2/5bN1/8/4k1P1/3R4/3B4/1Q6 w - - 0 1)
Macleod, Norman Alasdair
Comm., Probleme TT, 1966
#2
7 + 2
| 6455 | The Chessboard Adventures of Norman Macleod | 1996 |
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bh4
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Be5+
- 2.Rd6#
- 1...Bg5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 1...Bg7
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd6#
- 2.Rdd7#
- 2.Rxd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Ba1
- Tries
- 1.Ka7?
- 1...Ba1
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bh4
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Be5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Bg5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 1...Bg7
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd6#
- 2.Rdd7#
- 2.Rxd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd4+!
- 1...Ba1
- 1.Kb7?
- 1...Ba1
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bh4
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Be5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Bg5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 1...Bg7
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd6#
- 2.Rdd7#
- 2.Rxd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd4!
- 1...Ba1
- 1.Kc7?
- 1...Be5+
- 2.Rd6#
- 1...Bd8+
- 2.Rxd8#
- 1...Ba1
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bh4
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bg5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 1...Bg7
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd4!
- 1...Be5+
- 1.Ka8?
- 1...Ba1
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bh4
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Be5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Bg5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 1...Bg7
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd6#
- 2.Rdd7#
- 2.Rxd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd4!
- 1...Ba1
- 1.Kc8?
- 1...Ba1
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bh4
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Be5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Bg5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 1...Bg7
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd6#
- 2.Rdd7#
- 2.Rxd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd4!
- 1...Ba1
- 1.Bc1?
- 1...Be5+
- 2.Rd6#
- 1...Bh4
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Ba1
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bg5
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 1...Be7
- 2.Rd1#
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 1...Bg7
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rxd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd1#
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd4!
- 1...Be5+
- 1.Rc3+?
- 1...Kd4
- 2.Rd7#
- 2.Qd3#
- 1...Kd5!
- 1...Kd4
- 1.Rfd7?
- threat
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Qe1#
- 2.Qh1#
- 2.Qb7#
- 1...Bh4
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.R7d4#
- 2.Qh1#
- 2.Qb4#
- 2.Qb7#
- 1...Bb2
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Qe1#
- 2.Qh1#
- 1...Bc3
- 2.Rxc3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.Qe1#
- 2.Qh1#
- 2.Qb7#
- 1...Bd4
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.R7xd4#
- 1...Bg5
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Re3#
- 2.Rg3#
- 2.Rh3#
- 2.R7d4#
- 2.Qh1#
- 2.Qb4#
- 2.Qb7#
- 1...Be5+!
- threat
- 1.Re7+?
- 1...Be5+
- 2.Rxe5#
- 1...Bxe7!
- 1...Be5+
- 1.Rf8?
- 1...Be5+
- 2.Rd6#
- 1...Bh4
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 2.Rf4#
- 1...Ba1
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 2.Rf4#
- 1...Bg5
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 2.Rf4#
- 1...Bg7
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd6#
- 2.Rd7#
- 2.Rdxd8#
- 2.Rf4#
- 1...Bh8
- 2.Rd6#
- 2.Rd7#
- 2.Rdd8#
- 2.Rf4#
- 1...Bd4!
- 1...Be5+
- 1.Qc2?
- 1...Be5+
- 2.Rd6#
- 1...Bh4
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 2.Qc4#
- 1...Ba1
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bb2
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bc3
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bg5
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Qc4#
- 1...Be7
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Rf4#
- 2.Rxe7#
- 2.Qc4#
- 1...Bg7
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd8
- 2.Rd6#
- 2.Rdd7#
- 2.Rxd8#
- 2.Rf4#
- 2.Qc4#
- 1...Bh8
- 2.Rd6#
- 2.Rdd7#
- 2.Rd8#
- 2.Rf4#
- 1...Bd4!
- 1...Be5+
- 1.Qf1?
- threat
- 2.Qe2#
- 2.Qf3#
- 2.Qf5#
- 1...Bd4
- 2.Qf3#
- 2.Qf5#
- 1...Bg5
- 2.Qf3#
- 2.Qf5#
- 1...Be5+!
- threat
- 1.Qb3?
- threat
- 2.Qd5#
- 1...Bd4
- 2.Rf4#
- 1...Be5+!
- threat
- 1.Qb4+?
- 1...Bd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Kxd3!
- 1...Bd4
- 1.Qb5?
- threat
- 2.Qd5#
- 2.Qf5#
- 1...Bd4
- 2.Rf4#
- 2.Qf5#
- 1...Be5+!
- threat
- 1.Ka7?
- Keys
- 1.Se7!
- 1...Be5+
- 2.Rd6#
- 1...Ke5
- 2.Qe1#
- 1...Bxe7
- 2.Rxe7#
- 1...Bh4
- 2.Rd5#
- 1...Ba1
- 2.Rd5#
- 1...Bb2
- 2.Rd5#
- 1...Bc3
- 2.Rd5#
- 1...Bd4
- 2.Re3#
- 1...Bg5
- 2.Rd5#
- 1...Bg7
- 2.Rd5#
- 1...Bh8
- 2.Rd5#
- 1...Be5+
- 1.Se7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 0
- Sets
- B(b);CHECK::QAB(A)+R(C)
- Tries
- Try
- K(G);S_FLIGHT
- Refutation
- B(b);CHECK
- Try
- K(G);P-FLIGHT
- Refutation
- B(b);
- Try
- K(G);S_FLIGHT
- Vars
- B(b);CHECK::QAB(A)+R(C)
- B(b);CHECK::QAB(A)+R(C),XB(b)
- Refutation
- B(b);
- Try
- K(G);P-FLIGHT
- Refutation
- B(b);
- Try
- K(G);P-FLIGHT
- Refutation
- B(b);
- Try
- B(B);
- Vars
- B(b);CHECK::QAB(A)+R(C)
- Refutation
- B(b);
- Try
- R(C);CHECK
- Refutation
- K(a);S_FLIGHT
- Try
- R(F);
- Threat
- DUALS(9)
- Refutation
- B(b);CHECK
- Try
- R(F);CHECK
- Vars
- B(b);CHECK,N_GUARD,P_SPINB(b)::R1(F),XB(b)
- Refutation
- B(b);XR(F)
- Try
- R(F);
- Vars
- B(b);CHECK::QAB(A)+R(C)
- Refutation
- B(b);
- Try
- Q(A);
- Vars
- B(b);CHECK::QAB(A)+R(C)
- Refutation
- B(b);
- Try
- Q(A);
- Threat
- DUALS(3)
- Refutation
- B(b);CHECK
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- B(b);OGATE::R1(F)
- Refutation
- B(b);CHECK
- Try
- Q(A);CHECK
- Refutation
- K(a);S_FLIGHT,XR(C)
- Try
- Q(A);
- Threat
- DUALS(2)
- Refutation
- B(b);CHECK
- Try
- Actual
- S(E);
- Vars
- B(b);CHECK,SBLOCK::QAB(A)+R(C)
- K(a);P-FLIGHT::QAR(A)
- B(b);OGATE,XS(E)::R(F),XB(b)
- B(b);::QAB(A)+R(C)
- B(b);SBLOCK::QAB(A)+R(C),DCHECK
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).