MESON Chess Problem Database
Problem Display
PID: 55873 (Nn6/npN3pr/1pk1r1R1/2P1B3/3p4/7B/4Q3/2R2K2 w - - 0 1)
Mansfield, Comins
Hlas l'udu, 1978
#2
9 + 9
| 4054 | Complete Mansfield/III | 1999 |
SOLUTION
- SOUND
- Sets
- 1...Rd6
- 2.Rxd6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 2.cxd6#
- 1...Rf6+
- 2.Qf3#
- 1...Rxg6
- 2.Qf3#
- 2.Qe4#
- 2.cxb6#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Sd7
- 2.Bg2#
- 2.Rxe6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 1...Rd6
- Tries
- 1.Sxb6?
- threat
- 2.Bg2#
- 2.Rxe6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 1...Rf6+
- 2.Qf3#
- 1...Rxg6
- 2.Qf3#
- 2.Qe4#
- 1...Rxh3
- 2.Rxe6#
- 2.Qe4#
- 1...Rh4
- 2.Rxe6#
- 1...Rh6
- 2.Bg2#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 1...Sb5
- 2.Bg2#
- 2.Qf3#
- 2.Qxb5#
- 2.Qg2#
- 2.Qe4#
- 1...Sc8
- 2.Bg2#
- 2.Qf3#
- 2.Qb5#
- 2.Qg2#
- 2.Qe4#
- 1...Rd6!
- threat
- 1.Bxe6?
- threat
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bc8#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 1...bxc5
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bc8#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 1...Rh2
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bc8#
- 2.Qf3#
- 2.Qe4#
- 2.cxb6#
- 1...Rh3
- 2.Bxh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bc8#
- 2.Qe4#
- 1...Rh4
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bc8#
- 2.cxb6#
- 1...Rh6
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 1...Sb5
- 2.Qf3#
- 2.Qxb5#
- 2.Qg2#
- 2.Qe4#
- 1...Sc8
- 2.Bxc8#
- 2.Qf3#
- 2.Qb5#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 1...Sa6
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bc8#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 1...Sd7
- 2.Bd5#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 1...b5
- 2.Bh3#
- 2.Bg4#
- 2.Bf5#
- 2.Bc8#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 1...Rh1+!
- threat
- 1.Bh2?
- threat
- 2.Qxe6#
- 1...Rf6+
- 2.Qf3#
- 1...Rxg6
- 2.Qf3#
- 2.Qe4#
- 2.cxb6#
- 1...Rd6
- 2.Rxd6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 2.cxd6#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Kd7!
- threat
- 1.Bg3?
- threat
- 2.Qxe6#
- 1...Rf6+
- 2.Qf3#
- 1...Rxg6
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 1...Rd6
- 2.Rxd6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 2.cxd6#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Kd7!
- threat
- 1.Bxd4?
- threat
- 2.Qxe6#
- 1...Rf6+
- 2.Qf3#
- 1...Rxg6
- 2.Qf3#
- 2.Qe4#
- 1...Rd6
- 2.Rxd6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 2.cxd6#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Kd7!
- threat
- 1.Bf4?
- threat
- 2.Qxe6#
- 1...Rxg6
- 2.Qf3#
- 2.Qe4#
- 2.cxb6#
- 1...Rd6
- 2.Rxd6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 2.cxd6#
- 1...Rf6
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Kd7!
- threat
- 1.Bxg7?
- threat
- 2.Qxe6#
- 1...Rf6+
- 2.Rxf6#
- 2.Qf3#
- 1...Rxg6
- 2.Qf3#
- 2.Qe4#
- 1...Rd6
- 2.Rxd6#
- 2.Qf3#
- 2.Qg2#
- 2.Qe4#
- 2.cxb6#
- 2.cxd6#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- 1...Kd7!
- threat
- 1.Sxb6?
- Keys
- 1.Bf6!
- threat
- 2.Qxe6#
- 1...Rxf6+
- 2.Qf3#
- 1...Kd7
- 2.Qxe6#
- 1...Rxe2
- 2.Be5#
- 1...Re3
- 2.Be5#
- 1...Re4
- 2.Be5#
- 2.Qxe4#
- 1...Re5
- 2.Bxe5#
- 1...Rd6
- 2.cxb6#
- 1...Re7
- 2.Bxe7#
- 1...Re8
- 2.Be7#
- 1...Sb5
- 2.Qxb5#
- 1...Sc8
- 2.Qb5#
- threat
- 1.Bf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- R(d);CHECK::QAB(C)
- S(e);N_GUARD::QAB1(C),XS(e)
- S(e);N_GUARD::QAB1(C)
- Tries
- Try
- S(I);XP(b)
- Threat
- DUALS(5)
- Vars
- R(d);CHECK::QAB(C)
- R(h);::R(G),XR(d)
- Refutation
- R(d);
- Try
- B(D);XR(d)
- Threat
- DUALS(8)
- Refutation
- R(h);CHECK
- Try
- B(F);
- Threat
- QAR2(C),XR(d)
- Vars
- R(d);CHECK::QAB(C)
- S(e);N_GUARD::QAB1(C),XS(e)
- S(e);N_GUARD::QAB1(C)
- Refutation
- K(c);S_FLIGHT
- Try
- B(F);
- Threat
- QAR2(C),XR(d)
- Vars
- R(d);CHECK::QAB(C)
- S(e);N_GUARD::QAB1(C),XS(e)
- S(e);N_GUARD::QAB1(C)
- Refutation
- K(c);S_FLIGHT
- Try
- B(F);XP(a)
- Threat
- QAR2(C),XR(d)
- Vars
- R(d);CHECK::QAB(C)
- S(e);N_GUARD::QAB1(C),XS(e)
- S(e);N_GUARD::QAB1(C)
- Refutation
- K(c);S_FLIGHT
- Try
- B(F);
- Threat
- QAR2(C),XR(d)
- Vars
- S(e);N_GUARD::QAB1(C),XS(e)
- S(e);N_GUARD::QAB1(C)
- Refutation
- K(c);S_FLIGHT
- Try
- B(F);XP(g)
- Threat
- QAR2(C),XR(d)
- Vars
- S(e);N_GUARD::QAB1(C),XS(e)
- S(e);N_GUARD::QAB1(C)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- B(F);N_PINR(d)
- Threat
- QAR2(C),XR(d)
- Vars
- R(d);CHECK,N_GUARD,P_SPINR(d),XB(F)::QAB(C)
- K(c);P_SPINR(d),S_FLIGHT::QAB1(C),XR(d)
- R(d);OGATEB,XQ(C)::R(G)+B(F)
- R(d);OGATEB::R(G)+B(F)
- R(d);OGATEB::R(G)+B(F),XR(d)
- R(d);SBLOCK::R(A)+P(E),XP(b)
- S(e);N_GUARD::QAB1(C),XS(e)
- S(e);N_GUARD::QAB1(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).