MESON Chess Problem Database
Problem Display
PID: 139720 (5K2/1pN2Rp1/6pb/2pNp2r/2pkr1bR/3B1p2/3QPP2/3n4 w - - 0 1)
Millins, Edward
Good Companions (August), 1924
#2
9 + 13
| 3391 | Het Half Pin Thema | 1924 |
SOLUTION
- SOUND
- Sets
- 1...Rf4
- 2.Bb1#
- 2.Bc2#
- 2.Bf5#
- 2.Bxg6#
- 1...Rg5
- 2.Bb1#
- 2.Bc2#
- 1...Bh3
- 2.Rxe4#
- 1...Be6
- 2.Rxe4#
- 1...Bd7
- 2.Rxe4#
- 1...Bc8
- 2.Rxe4#
- 1...Sb2
- 2.Qc3#
- 1...Sxf2
- 2.Qc3#
- 1...Sc3
- 2.Qxc3#
- 1...Se3
- 2.Bb1#
- 2.Bc2#
- 2.Qc3#
- 1...cxd3
- 2.Qxd3#
- 1...g5
- 2.Bb1#
- 2.Bc2#
- 1...Rf4
- Tries
- 1.Sc3?
- threat
- 2.S3b5#
- 2.S7b5#
- 1...cxd3
- 2.Qxd3#
- 1...Bd7
- 2.Rxe4#
- 2.Rxd7#
- 1...b5
- 2.S3xb5#
- 2.S7xb5#
- 1...Sxc3!
- threat
- 1.Se3?
- threat
- 2.Sc2#
- 2.Sb5#
- 2.Bb1#
- 2.Bc2#
- 2.Bxc4#
- 1...Rxe3
- 2.Rd7#
- 1...Sxf2
- 2.Sc2#
- 2.Sb5#
- 1...Sxe3
- 2.Bb1#
- 2.Bc2#
- 1...cxd3
- 2.Sb5#
- 2.Qxd3#
- 1...Rf4
- 2.Sc2#
- 2.Sb5#
- 2.Bb1#
- 2.Bc2#
- 2.Bf5#
- 2.Bxg6#
- 1...Bd7
- 2.Sc2#
- 2.Bb1#
- 2.Bc2#
- 2.Bxc4#
- 2.Bxe4#
- 2.Rxe4#
- 2.Rxd7#
- 1...Sb2
- 2.Sc2#
- 2.Sb5#
- 1...Sc3
- 2.Sc2#
- 2.Bb1#
- 2.Bc2#
- 2.Bxc4#
- 1...c3
- 2.Sc2#
- 2.Sb5#
- 1...b5
- 2.Sc2#
- 2.Sxb5#
- 2.Bb1#
- 2.Bc2#
- 2.Bxc4#
- 1...Bxe3!
- threat
- 1.Sb4?
- threat
- 2.Sc2#
- 2.Sb5#
- 1...Bxd2
- 2.Sb5#
- 1...cxd3
- 2.Qxd3#
- 1...Bd7
- 2.Sc2#
- 2.Rxe4#
- 2.Rxd7#
- 1...Sc3
- 2.Sc2#
- 1...Se3
- 2.Sb5#
- 2.Bb1#
- 2.Bc2#
- 1...b5
- 2.Sc2#
- 2.Sc6#
- 2.Sxb5#
- 1...cxb4!
- threat
- 1.Sb6?
- threat
- 2.Sb5#
- 1...Bd7
- 2.Rxe4#
- 2.Rxd7#
- 1...Sc3!
- threat
- 1.Se7?
- threat
- 2.Sb5#
- 1...cxd3
- 2.Qxd3#
- 1...Bd7
- 2.Rxe4#
- 1...b5
- 2.Sxb5#
- 2.Sc6#
- 1...Sc3!
- threat
- 1.Bxc4+?
- 1...Kxc4
- 2.Qd3#
- 1...Bxd2!
- 1...Kxc4
- 1.Bxe4+?
- 1...Kxe4
- 2.exf3#
- 1...Bxd2!
- 1...Kxe4
- 1.Sc3?
- Keys
- 1.Rd7!
- threat
- 2.Sb5#
- 1...Rf4+
- 2.Bf5#
- 1...Rf5+
- 2.Sf6#
- 1...Bxd7
- 2.Rxe4#
- 1...cxd3
- 2.Qxd3#
- 1...Sc3
- 2.Qxc3#
- 1...b5
- 2.Sxb5#
- threat
- 1.Rd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- B(f);OGATE,P_SPINR(e)::R1(E),XR(e)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD,XP(C)::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- P(c);OGATE,P_SPINP(c),XB(D)::QAR1(A),XP(c)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- P(c);OGATE,P_SPINP(c),XB(D)::QAR1(A),XP(c)
- Refutation
- S(a);XS(F)
- Try
- S(F);
- Threat
- DUALS(5)
- Vars
- R(e);P_SPINB(f),XS(F)::R(H)
- Refutation
- B(k);XS(F)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(k);XQ(A)::S(G)
- P(c);OGATE,P_SPINP(c),XB(D)::QAR1(A),XP(c)
- S(a);::S(F)
- Refutation
- P(g);XS(F)
- Try
- S(F);
- Threat
- S(G)
- Refutation
- S(a);
- Try
- S(F);
- Threat
- S(G)
- Vars
- P(c);OGATE,P_SPINP(c),XB(D)::QAR1(A),XP(c)
- B(f);OGATE,P_SPINR(e)::R1(E),XR(e)
- Refutation
- S(a);
- Try
- B(D);CHECK,XP(c)
- Vars
- K(d);P-FLIGHT,XB(D)::QAB1(A)
- Refutation
- B(k);XQ(A)
- Try
- B(D);CHECK,XR(e)
- Vars
- K(d);P-FLIGHT,P_SPINB(f),XB(D)::P(B),XP(b)
- Refutation
- B(k);XQ(A)
- Try
- Actual
- R(H);
- Threat
- S(G)
- Vars
- R(e);CHECK,OGATE::QAR(A)+B(D)
- R(i);CHECK,S_CUTB(f)::R(H)+S(F)
- B(f);OGATE,P_SPINR(e),XR(H)::R1(E),XR(e)
- P(c);OGATE,P_SPINP(c),XB(D)::QAR1(A),XP(c)
- S(a);N_GUARD::QAB1(A),XS(a)
- P(l);::S(G),XP(l)
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).