MESON Chess Problem Database
Problem Display
PID: 20949 (K2B4/p1R2pr1/3k4/1P1p1B2/4n1N1/8/1Q5b/1rqR3b w - - 0 1)
Chandler, Guy Wills
Mansfield, Comins
Hampshire Telegraph and Post, 1914
#2
8 + 10
| 3202 | Complete Mansfield/I | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Qxb2
- 2.Rc6#
- 1...Qd2
- 2.Rc6#
- 1...Qe3
- 2.Rc6#
- 1...Qf4
- 2.Rc6#
- 1...Qg5
- 2.Rc6#
- 1...Qh6
- 2.Rc6#
- 1...Qxd1
- 2.Rc6#
- 1...Qc5
- 2.Rd7#
- 1...Qc6+
- 2.Rxc6#
- 1...Bg1
- 2.Qe5#
- 1...Be5
- 2.Qxe5#
- 1...Sd2
- 2.Qf6#
- 1...Sf2
- 2.Qf6#
- 1...Sc3
- 2.Rc6#
- 1...Sg3
- 2.Qe5#
- 2.Qf6#
- 1...Sc5
- 2.Rc6#
- 1...Sf6
- 2.Qxf6#
- 1...d4
- 2.Rxd4#
- 2.Qxd4#
- 1...Qxb2
- Tries
- 1.Sf6?
- threat
- 2.Se8#
- 2.Rxd5#
- 1...Qc6+
- 2.Rxc6#
- 1...Qxb2
- 2.Rxd5#
- 1...Qxd1
- 2.Se8#
- 2.Rc6#
- 1...Qxc7
- 2.Rxd5#
- 1...Rxb2
- 2.Rxd5#
- 1...Sxf6
- 2.Qxf6#
- 1...Qc3
- 2.Rxd5#
- 1...d4
- 2.Qxd4#
- 1...Qd2
- 2.Se8#
- 2.Rc6#
- 1...Qc4
- 2.Se8#
- 1...Qc5
- 2.Se8#
- 2.Rd7#
- 1...Rg8
- 2.Rxd5#
- 1...Sd2
- 2.Se8#
- 1...Sf2
- 2.Se8#
- 1...Sg3
- 2.Se8#
- 1...Sc5
- 2.Se8#
- 2.Rc6#
- 1...Sg5
- 2.Se8#
- 1...Sc3!
- threat
- 1.Rdxc1?
- threat
- 2.Be7#
- 2.R1c6#
- 2.R7c6#
- 2.Rd7#
- 1...d4
- 2.Rd7#
- 2.Qxd4#
- 1...Rg8
- 2.R1c6#
- 2.R7c6#
- 2.Rd7#
- 1...Sc3
- 2.Rc6#
- 2.Qxh2#
- 1...Sc5
- 2.Rc6#
- 2.Qxh2#
- 1...Sf6
- 2.Be7#
- 2.R1c6#
- 2.R7c6#
- 2.Qxf6#
- 2.Qxh2#
- 1...f6
- 2.R1c6#
- 2.R7c6#
- 1...Rxc1!
- threat
- 1.Qa3+?
- 1...Qxa3
- 2.Rc6#
- 1...Qc5
- 2.Rc6#
- 2.Rd7#
- 1...Sc5
- 2.Rc6#
- 2.Rd7#
- 1...Rb4!
- 1...Qxa3
- 1.Qc3?
- threat
- 2.Be7#
- 2.Rc6#
- 2.Rd7#
- 1...Sxc3
- 2.Rc6#
- 1...d4
- 2.Rxd4#
- 2.Rd7#
- 2.Qxd4#
- 1...Qg5
- 2.Rc6#
- 2.Rd7#
- 2.Qc6#
- 1...Rg8
- 2.Rc6#
- 2.Rd7#
- 1...Sc5
- 2.Rc6#
- 1...Sf6
- 2.Be7#
- 2.Rc6#
- 2.Qxf6#
- 1...f6
- 2.Rc6#
- 1...Qxc3!
- threat
- 1.Qd4?
- threat
- 2.Rd7#
- 2.Qxd5#
- 1...Qc6+
- 2.Rxc6#
- 1...Qxd1
- 2.Rc6#
- 2.Rd7#
- 1...Qxc7
- 2.Qxd5#
- 1...Qd2
- 2.Rc6#
- 2.Rd7#
- 1...Qc4
- 2.Rd7#
- 1...Qc5
- 2.Rd7#
- 1...Sd2
- 2.Rd7#
- 2.Qf6#
- 1...Sf2
- 2.Rd7#
- 2.Qf6#
- 1...Sc3
- 2.Rc6#
- 2.Rd7#
- 2.Qc5#
- 2.Qf6#
- 1...Sg3
- 2.Rd7#
- 2.Qe5#
- 2.Qf6#
- 1...Sc5
- 2.Rc6#
- 1...Sg5
- 2.Rd7#
- 1...Sf6
- 2.Qxf6#
- 1...f6
- 2.Qxd5#
- 1...Rxb5!
- threat
- 1.Qxg7?
- threat
- 2.Qf8#
- 1...Qc6+
- 2.Rxc6#
- 1...d4
- 2.Rxd4#
- 2.Qxd4#
- 1...Qg5
- 2.Rc6#
- 1...Qh6
- 2.Rc6#
- 1...Qxc7!
- threat
- 1.Qxh2+?
- 1...Qf4
- 2.Rc6#
- 2.Qxf4#
- 1...Sg3!
- 1...Qf4
- 1.Qb4+?
- 1...Qc5
- 2.Rc6#
- 2.Rd7#
- 1...Sc5
- 2.Rc6#
- 2.Rd7#
- 1...Rxb4!
- 1...Qc5
- 1.Sf6?
- Keys
- 1.Se3!
- threat
- 2.Rxd5#
- 1...Qc6+
- 2.Rxc6#
- 1...Qxe3
- 2.Rc6#
- 1...Qxd1
- 2.Rc6#
- 1...Sc3
- 2.Sc4#
- 1...d4
- 2.Qxd4#
- 1...Qd2
- 2.Rc6#
- 1...Qc4
- 2.Sxc4#
- 1...Qc5
- 2.Rd7#
- 1...Sd2
- 2.Qf6#
- 1...Sf2
- 2.Qf6#
- 1...Sg3
- 2.Qf6#
- 1...Sc5
- 2.Rc6#
- 1...Sg5
- 2.Qxh2#
- 1...Sf6
- 2.Qxf6#
- threat
- 1.Se3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 6
- Sets
- Q(b);N_GUARD,XQ(B)::R1(F)
- Q(b);N_GUARD,N_SPINP(f)::R1(F)
- Q(b);N_GUARD::R1(F)
- Q(b);N_GUARD,N_SPINP(f),XR(A)::R1(F)
- Q(b);SBLOCK::R1(F)
- Q(b);CHECK,N_GUARD::R1(F),XQ(b)
- B(d);N_GUARD::QAB1(B)
- B(d);N_GUARD::QAB1(B),XB(d)
- S(e);N_GUARD,N_SPINP(f)::QAR2(B)
- S(e);N_GUARD::QAR2(B)
- S(e);S_CUTQ(b)::R1(F)
- S(e);N_GUARD::QAR2(B),XS(e)
- Tries
- Try
- S(C);
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,N_GUARD::R1(F),XQ(b)
- Q(b);XQ(B)::R1(A),XP(f)
- Q(b);XR(F)::R1(A),XP(f)
- R(a);XQ(B)::R1(A),XP(f)
- S(e);OGATE,XS(C)::QAR2(B),XS(e)
- Q(b);::R1(A),XP(f)
- P(f);OGATEB::QAR2(B),XP(f)
- Q(b);::S(C)
- R(j);P_PINB(H)::R1(A),XP(f)
- S(e);N_SPINP(f)::S(C)
- S(e);::S(C)
- Refutation
- S(e);
- Try
- R(A);N_PINP(f),XQ(b)
- Threat
- DUALS(4)
- Refutation
- R(a);XR(A)
- Try
- Q(B);CHECK
- Vars
- Q(b);XQ(B)::R1(F)
- Refutation
- R(a);P_SPINR(a)
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- S(e);XQ(B)::R1(F)
- S(e);::R1(F)
- P(i);::R1(F)
- Refutation
- Q(b);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- Q(b);CHECK,N_GUARD::R1(F),XQ(b)
- Q(b);XR(F)::QAR1(B),XP(f)
- Q(b);::R1(F)
- S(e);S_CUTQ(b)::R1(F)
- S(e);::R1(F)
- S(e);N_GUARD::QAR2(B),XS(e)
- P(i);::QAR1(B),XP(f)
- Refutation
- R(a);XP(D)
- Try
- Q(B);XR(j)
- Threat
- QAB(B)
- Vars
- Q(b);CHECK,N_GUARD::R1(F),XQ(b)
- Q(b);N_GUARD::R1(F)
- Refutation
- Q(b);XR(F)
- Try
- Q(B);CHECK,XB(d)
- Refutation
- S(e);P_SPINS(e)
- Try
- Q(B);CHECK
- Refutation
- R(a);XQ(B)
- Try
- Actual
- S(C);
- Threat
- R1(A),XP(f)
- Vars
- Q(b);CHECK,N_GUARD::R1(F),XQ(b)
- Q(b);N_GUARD,XS(C)::R1(F)
- Q(b);N_GUARD,N_SPINP(f),XR(A)::R1(F)
- S(e);S_CUTQ(b)::S(C)
- P(f);OGATEB::QAR2(B),XP(f)
- Q(b);N_GUARD,N_SPINP(f)::R1(F)
- Q(b);N_GUARD::S(C),XQ(b)
- Q(b);SBLOCK::R1(F)
- S(e);N_GUARD,N_SPINP(f)::QAR2(B)
- S(e);N_GUARD::QAR2(B)
- S(e);S_CUTQ(b)::R1(F)
- S(e);N_GUARD,S_CUTR(j)::QAB(B),XB(d)
- S(e);N_GUARD::QAR2(B),XS(e)
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).