MESON Chess Problem Database
Problem Display
PID: 64547 (BR6/3P3K/3N2QP/r1kpP3/1p1N1n2/2q1P3/b1R1p3/4B3 w - - 0 1)
Henriksen, Thorleif Cammillo
Good Companions (October), 1918
#2
12 + 8
| 3132 | The Good Companion Two-Mover | 1922 |
SOLUTION
- SOUND
- Sets
- 1...Qxc2
- 2.Bxb4#
- 1...Qc4
- 2.Sb7#
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Rxa8
- 2.Rb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Bc4
- 2.Sb7#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sxg6
- 2.Se6#
- 1...b3
- 2.Rxc3#
- 1...Qxc2
- Tries
- 1.Kg7?
- 1...Se6+
- 2.Sxe6#
- 1...Qxc2
- 2.Bxb4#
- 1...Rxa8
- 2.Rb5#
- 1...Sxg6
- 2.Se6#
- 1...Qc4
- 2.Sb7#
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Bc4
- 2.Sb7#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...b3
- 2.Rxc3#
- 1...Sh5+!
- 1...Se6+
- 1.Kg8?
- 1...Qxc2
- 2.Bxb4#
- 1...Sxg6
- 2.Se6#
- 1...Qc4
- 2.Sb7#
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Bc4
- 2.Sb7#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...b3
- 2.Rxc3#
- 1...Rxa8!
- 1...Qxc2
- 1.Se4+?
- 1...dxe4
- 2.Rc8#
- 2.Qc6#
- 1...Kc4!
- 1...dxe4
- 1.Bxc3?
- threat
- 2.Bxb4#
- 1...Rb5
- 2.Rxb5#
- 1...b3
- 2.Bb4#
- 1...bxc3!
- threat
- 1.Rxc3+?
- 1...Bc4
- 2.Sb3#
- 2.Sb7#
- 1...bxc3!
- 1...Bc4
- 1.Qd3?
- 1...Qxc2
- 2.Bxb4#
- 1...Rxa8
- 2.Rb5#
- 2.Qb5#
- 1...Sxd3
- 2.Se6#
- 1...Qc4
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 2.Qb5#
- 1...Ra4
- 2.Rb5#
- 2.Qb5#
- 1...Rb5
- 2.Rxb5#
- 2.Qxb5#
- 1...Ra6
- 2.Rb5#
- 2.Qb5#
- 1...Ra7
- 2.Rb5#
- 2.Qb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Sg2
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...b3
- 2.Rxc3#
- 2.Qxc3#
- 1...Bc4!
- 1...Qxc2
- 1.Qf5?
- 1...Qxc2
- 2.Bxb4#
- 1...Rxa8
- 2.Rb5#
- 1...Qc4
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...b3
- 2.Rxc3#
- 1...Bc4!
- 1...Qxc2
- 1.Qe8?
- threat
- 2.Qc8#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Se6
- 2.Sxe6#
- 1...Qxc2+!
- threat
- 1.Qf6?
- 1...Rxa8
- 2.Rb5#
- 1...Bc4
- 2.Sb7#
- 1...Qc4
- 2.Sb7#
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...b3
- 2.Rxc3#
- 1...Qxc2+!
- 1...Rxa8
- 1.Qg8?
- threat
- 2.Qc8#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Se6
- 2.Sxe6#
- 1...Qxc2+!
- threat
- 1.d8Q?
- threat
- 2.Rc8#
- 2.Qxa5#
- 2.Qb6#
- 2.Qc7#
- 2.Qc8#
- 1...Rxa8
- 2.Rb5#
- 2.Qb6#
- 2.Qc7#
- 2.Qc8#
- 1...Bc4
- 2.Sb7#
- 2.Rc8#
- 2.Qb6#
- 2.Qc7#
- 2.Qc8#
- 1...Ra3
- 2.Rb5#
- 2.Rc8#
- 2.Qb6#
- 2.Qc7#
- 2.Qc8#
- 1...Ra4
- 2.Rb5#
- 2.Rc8#
- 2.Qb6#
- 2.Qc7#
- 2.Qc8#
- 1...Rb5
- 2.Rxb5#
- 2.Rc8#
- 2.Qc7#
- 2.Qc8#
- 1...Ra6
- 2.Rb5#
- 1...Se6
- 2.Sxe6#
- 2.Qxa5#
- 2.Qb6#
- 1...b3
- 2.Rxc3#
- 2.Qxa5#
- 2.Qb6#
- 2.Qc7#
- 2.Qc8#
- 1...Ra7+!
- threat
- 1.d8S?
- 1...Qxc2
- 2.Bxb4#
- 1...Rxa8
- 2.Rb5#
- 1...Sxg6
- 2.S4e6#
- 2.S8e6#
- 1...Bc4
- 2.S6b7#
- 1...Qc4
- 2.S6b7#
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Ra6
- 2.Rb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Sg2
- 2.S4e6#
- 2.S8e6#
- 1...Sd3
- 2.S4e6#
- 2.S8e6#
- 1...Sh3
- 2.S4e6#
- 2.S8e6#
- 1...Sh5
- 2.S4e6#
- 2.S8e6#
- 1...Se6
- 2.S4xe6#
- 2.S8xe6#
- 1...b3
- 2.Rxc3#
- 1...Ra7+!
- 1...Qxc2
- 1.d8B?
- threat
- 2.Bb6#
- 2.Rc8#
- 1...Rxa8
- 2.Bb6#
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 2.Rc8#
- 1...Ra6
- 2.Rb5#
- 1...Se6
- 2.Sxe6#
- 2.Bb6#
- 1...b3
- 2.Rxc3#
- 1...Ra7+!
- threat
- 1.d8R?
- threat
- 2.Rdc8#
- 1...Ra6
- 2.Rb5#
- 1...Se6
- 2.Sxe6#
- 1...Ra7+!
- threat
- 1.Kg7?
- Keys
- 1.Rc1!
- 1...Qxc1
- 2.Bxb4#
- 1...Rxa8
- 2.Rb5#
- 1...Sxg6
- 2.Se6#
- 1...Qc2
- 2.Bxb4#
- 1...Qc4
- 2.Sb7#
- 2.Bxb4#
- 1...Ra3
- 2.Rb5#
- 1...Ra4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Ra6
- 2.Rb5#
- 1...Ra7
- 2.Rb5#
- 1...Bb1
- 2.Sb3#
- 1...Bb3
- 2.Sxb3#
- 1...Bc4
- 2.Sb7#
- 1...Sg2
- 2.Se6#
- 1...Sd3
- 2.Se6#
- 1...Sh3
- 2.Se6#
- 1...Sh5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...b3
- 2.Rxc3#
- 1...Qxc1
- 1.Rc1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(c);N_SPINQ(c),OGATE,P_PINQ(G),XR(B)::B(A),XP(d)
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD::R1(L),XR(f)
- R(f);N_GUARD,P_PINP(I)::R1(L)
- R(f);N_GUARD,XB(K)::R1(L)
- B(a);N_GUARD::S(D)
- B(a);N_GUARD::S(D),XB(a)
- B(a);N_SPINQ(c),SBLOCK::S(F)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- S(e);N_GUARD,XQ(G)::S(D)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
- Tries
- Try
- K(J);P-FLIGHT
- Vars
- S(e);CHECK,N_GUARD::S(D),XS(e)
- Q(c);N_SPINQ(c),OGATE,XR(B)::B(A),XP(d)
- R(f);N_GUARD,XB(K)::R1(L)
- S(e);N_GUARD,XQ(G)::S(D)
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD::R1(L),XR(f)
- R(f);N_GUARD,P_PINP(I)::R1(L)
- B(a);N_GUARD::S(D)
- B(a);N_GUARD::S(D),XB(a)
- B(a);N_SPINQ(c),SBLOCK::S(F)
- S(e);N_GUARD::S(D)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
- Refutation
- S(e);CHECK
- Try
- K(J);S_FLIGHT
- Vars
- Q(c);N_SPINQ(c),OGATE,XR(B)::B(A),XP(d)
- S(e);N_GUARD,XQ(G)::S(D)
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD::R1(L),XR(f)
- B(a);N_GUARD::S(D)
- B(a);N_GUARD::S(D),XB(a)
- B(a);N_SPINQ(c),SBLOCK::S(F)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
- Refutation
- R(f);P_PINR(L),XB(K)
- Try
- S(F);CHECK
- Refutation
- K(g);P-FLIGHT
- Try
- B(A);XQ(c)
- Threat
- R(B)+B(A),DCHECK,XP(d)
- Vars
- R(f);N_GUARD::R1(L),XR(f)
- P(d);::R(B)+B(A),DCHECK
- Refutation
- P(d);P_SPINP(d),XB(A)
- Try
- R(B);CHECK,XQ(c)
- Refutation
- P(d);XR(B)
- Try
- Q(G);
- Vars
- Q(c);N_SPINQ(c),OGATE,P_PINQ(G),XR(B)::B(A),XP(d)
- S(e);N_GUARD,XQ(G)::S(D)
- Q(c);OGATE::B(A),XP(d)
- B(a);N_GUARD::S(D)
- B(a);N_GUARD::S(D),XB(a)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- B(a);N_SPINQ(c)
- Try
- Q(G);
- Vars
- Q(c);N_SPINQ(c),OGATE,P_PINQ(G),XR(B)::B(A),XP(d)
- R(f);N_GUARD,XB(K)::R1(L)
- Q(c);OGATE::B(A),XP(d)
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD::R1(L),XR(f)
- R(f);N_GUARD,P_PINP(I)::R1(L)
- B(a);N_GUARD::S(D)
- B(a);N_GUARD::S(D),XB(a)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
- Refutation
- B(a);N_SPINQ(c)
- Try
- Q(G);
- Threat
- QAR(G)
- Vars
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD,P_PINP(I)::R1(L)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- Q(c);CHECK,N_SPINQ(c),XR(B)
- Try
- Q(G);
- Vars
- R(f);N_GUARD,XB(K)::R1(L)
- B(a);N_SPINQ(c),SBLOCK::S(F)
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD::R1(L),XR(f)
- R(f);N_GUARD,P_PINP(I)::R1(L)
- B(a);N_GUARD,P_PINR(B)::S(D)
- B(a);N_GUARD::S(D),XB(a)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
- Refutation
- Q(c);CHECK,N_SPINQ(c),XR(B)
- Try
- Q(G);
- Threat
- QAR(G)
- Vars
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD,P_PINP(I)::R1(L)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- Q(c);CHECK,N_SPINQ(c),XR(B)
- Try
- P(I);
- Threat
- DUALS(5)
- Vars
- R(f);N_GUARD::R1(L)
- Refutation
- R(f);CHECK
- Try
- P(I);
- Vars
- Q(c);N_SPINQ(c),OGATE,P_PINQ(G),XR(B)::B(A),XP(d)
- R(f);N_GUARD,XB(K)::R1(L)
- B(a);N_SPINQ(c),SBLOCK::S(F)
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD::R1(L),XR(f)
- B(a);N_GUARD::S(D)
- B(a);N_GUARD::S(D),XB(a)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
- Refutation
- R(f);CHECK
- Try
- P(I);
- Threat
- DUALS(2)
- Vars
- R(f);N_GUARD::R1(L)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
- Refutation
- R(f);CHECK
- Try
- P(I);
- Threat
- R(I)
- Vars
- R(f);N_GUARD::R1(L)
- S(e);N_GUARD::S(D),XS(e)
- Refutation
- R(f);CHECK
- Try
- Actual
- R(B);
- Vars
- Q(c);N_SPINQ(c),OGATE,XR(B)::B(A),XP(d)
- R(f);N_GUARD,XB(K)::R1(L)
- S(e);N_GUARD,XQ(G)::S(D)
- Q(c);OGATE,P_PINQ(G)::B(A),XP(d)
- R(f);N_GUARD::R1(L)
- R(f);N_GUARD::R1(L),XR(f)
- R(f);N_GUARD,P_PINP(I)::R1(L)
- B(a);N_GUARD,P_PINQ(G)::S(D)
- B(a);N_GUARD::S(D),XB(a)
- B(a);N_SPINQ(c),SBLOCK::S(F)
- S(e);N_GUARD::S(D)
- S(e);N_GUARD::S(D),XS(e)
- P(d);N_GUARD,S_CUTB(a)::R(B),XQ(c)
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).