MESON Chess Problem Database
Problem Display
PID: 80143 (8/6K1/8/6P1/2N5/ppRp1N2/b3p2Q/rk1r4 w - - 0 1)
Colas, Roger
La Bataille, 1946
#2
6 + 8
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rf1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...b2
- 2.Sxa3#
- 1...d2
- 2.Qh7#
- 1...Rc1
- Tries
- 1.Kf6?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2
- 2.Qh7#
- 1...Rf1!
- 1...e1Q
- 1.Kg6?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rf1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2!
- 1...e1Q
- 1.Kh6?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rf1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2!
- 1...e1Q
- 1.Kh7?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rf1
- 2.Sfd2#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2!
- 1...e1Q
- 1.Kf8?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...d2
- 2.Qh7#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...Rf1!
- 1...e1Q
- 1.Kg8?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rf1
- 2.Sfd2#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...d2
- 2.Qh7#
- 1...b2!
- 1...e1Q
- 1.Qxe2?
- threat
- 2.Sxa3#
- 2.Qxd1#
- 1...Rc1
- 2.Sfd2#
- 2.Sxa3#
- 1...Re1
- 2.Sfd2#
- 2.Sxa3#
- 2.Qxd3#
- 2.Qxe1#
- 1...Rf1
- 2.Sfd2#
- 2.Sxa3#
- 2.Qxf1#
- 2.Qxd3#
- 1...Rg1
- 2.Sfd2#
- 2.Sxa3#
- 2.Qxd3#
- 1...Rh1
- 2.Sfd2#
- 2.Sxa3#
- 2.Qxd3#
- 1...Rd2
- 2.Sfxd2#
- 1...d2
- 2.Qxd1#
- 2.Qd3#
- 2.Qe4#
- 1...dxe2!
- threat
- 1.Qf2?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 2.Qxe1#
- 1...Rf1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2!
- 1...e1Q
- 1.Qg2?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rf1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2!
- 1...e1Q
- 1.g6?
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rf1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2!
- 1...e1Q
- 1.Kf6?
- Keys
- 1.Kh8!
- 1...e1Q
- 2.Sxa3#
- 1...e1S
- 2.Sxa3#
- 1...e1B
- 2.Sxa3#
- 1...e1R
- 2.Sxa3#
- 1...Rf1
- 2.Sfd2#
- 1...Rc1
- 2.Sfd2#
- 1...Re1
- 2.Sfd2#
- 1...Rg1
- 2.Sfd2#
- 1...Rh1
- 2.Sfd2#
- 1...Rd2
- 2.Sfxd2#
- 1...b2
- 2.Sxa3#
- 1...d2
- 2.Qh7#
- 1...e1Q
- 1.Kh8!
This is a version
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINP(E)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(e);::S(D),XP(f)
- P(g);SBLOCK::S(D),XP(f)
- P(h);OGATEB::QAB(A)
- Tries
- Try
- K(F);S_FLIGHT
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- P(h);OGATEB::QAB(A)
- Refutation
- R(c);P_PINS(C)
- Try
- K(F);P-FLIGHT
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINP(E)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- Refutation
- P(h);
- Try
- K(F);S_FLIGHT
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINQ(A)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- Refutation
- P(h);
- Try
- K(F);P-FLIGHT
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINQ(A)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- Refutation
- P(h);
- Try
- K(F);S_FLIGHT
- Vars
- P(e);::S(D),XP(f)
- P(h);OGATEB::QAB(A)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- Refutation
- R(c);P_PINS(C)
- Try
- K(F);P-FLIGHT
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINP(E)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(h);OGATEB::QAB(A)
- Refutation
- P(g);P_PINS(D)
- Try
- Q(A);XP(e)
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::S(C),XR(c)
- Refutation
- P(h);XQ(A)
- Try
- Q(A);
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINP(E)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- Refutation
- P(h);
- Try
- Q(A);
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- Refutation
- P(h);
- Try
- P(E);
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINP(E)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- Refutation
- P(h);
- Try
- Actual
- K(F);S_FLIGHT
- Vars
- P(e);::S(D),XP(f)
- R(c);N_GUARD::S(C)
- R(c);N_GUARD,P_PINQ(A)::S(C)
- R(c);N_GUARD::S(C),XR(c)
- P(g);SBLOCK::S(D),XP(f)
- P(h);OGATEB::QAB(A)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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