MESON Chess Problem Database
Problem Display
PID: 34782 (3RN3/3p4/2R1p3/1Q2b3/r3k1K1/1Pr1p3/2P1N3/1B6 w - - 0 1)
Weenink, Henri Gerard Maria
Munchner Zeitung, 1925
#2
9 + 7
| 20 | De Problemist | 1929 |
| 16055 | HGM Weenink (Euwe/Niemeijer/Rueb/Trotsenburg) | 1932 |
| 14868 | Pirnie Collection | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rxc2
- 2.Bxc2#
- 1...Rxb3
- 2.cxb3#
- 1...Rd3
- 2.Qxd3#
- 2.cxd3#
- 1...Rcc4
- 2.c3#
- 1...Rc5
- 2.Qd3#
- 2.c4#
- 1...Rxc6
- 2.Qd3#
- 2.c3#
- 2.c4#
- 1...Rd4
- 2.Sxc3#
- 1...Bh2
- 2.Sf6#
- 1...Bg3
- 2.Sf6#
- 1...Bd4
- 2.Sg3#
- 2.Sd6#
- 1...Bf4
- 2.Sf6#
- 1...Bd6
- 2.Sxd6#
- 2.Sf6#
- 1...Bf6
- 2.Sd6#
- 2.Sxf6#
- 1...Bc7
- 2.Sf6#
- 1...Bg7
- 2.Sd6#
- 1...Bb8
- 2.Sf6#
- 1...Bh8
- 2.Sd6#
- 1...Rxc2
- Tries
- 1.Sxc3+?
- 1...Kd4
- 2.Qd3#
- 2.Qxa4#
- 2.Qc5#
- 2.Qb6#
- 1...Bxc3!
- 1...Kd4
- 1.Rc4+?
- 1...Rcxc4
- 2.c3#
- 1...Bd4
- 2.Sxc3#
- 2.Sg3#
- 2.Sd6#
- 2.Sf6#
- 1...Raxc4!
- 1...Rcxc4
- 1.Rxe6?
- threat
- 2.Sd6#
- 2.Sf6#
- 2.Rxe5#
- 2.Qxe5#
- 1...Rxc2
- 2.Sd6#
- 2.Sf6#
- 2.Bxc2#
- 2.Rxe5#
- 1...Rc5
- 2.Sf6#
- 2.Qd3#
- 2.c4#
- 1...Rd3
- 2.Sf6#
- 2.Rxe5#
- 2.Qxd3#
- 2.Qxe5#
- 2.cxd3#
- 1...Rc6
- 2.Sf6#
- 2.Rxe5#
- 2.Qd3#
- 2.Qxe5#
- 2.c3#
- 2.c4#
- 1...Rd4
- 2.Sxc3#
- 2.Sg3#
- 2.Sf6#
- 2.Rxe5#
- 2.Qxe5#
- 1...Ra5
- 2.Sd6#
- 2.Sf6#
- 2.Rxe5#
- 1...Ra6
- 2.Sf6#
- 2.Rxe5#
- 2.Qxe5#
- 1...d5
- 2.Sd6#
- 2.Sf6#
- 2.Qxd5#
- 1...d6
- 2.Sxd6#
- 2.Sf6#
- 1...dxe6!
- threat
- 1.Sxc3+?
- Keys
- 1.Qb7!
- threat
- 2.Rc4#
- 1...Kd5+
- 2.Rc4#
- 1...Rxc2
- 2.Rd6#
- 1...Rxc6
- 2.c4#
- 1...dxc6
- 2.Qh7#
- 1...Bh2
- 2.Rxe6#
- 1...Bg3
- 2.Rxe6#
- 1...Bd4
- 2.Rxe6#
- 1...Bf4
- 2.Rxe6#
- 1...Bd6
- 2.Rc5#
- 1...Bf6
- 2.Rxe6#
- 1...Bc7
- 2.Rxe6#
- 1...Bg7
- 2.Rxe6#
- 1...Bb8
- 2.Rxe6#
- 1...Bh8
- 2.Rxe6#
- 1...Rcc4
- 2.Rxc4#
- 1...Rc5
- 2.c4#
- 1...Rac4
- 2.Rxc4#
- 1...Rd4
- 2.Sxc3#
- 1...d5
- 2.Qh7#
- threat
- 1.Qb7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 9
- ADDED MATES = 9
- REMOVED MATES = 1
- Sets
- R(a);OGATE,P_SPINR(a),XP(B)::B(A),XR(a)
- R(a);OGATE,XP(D)::B(A)+P(B),XR(a)
- R(a);OGATE::B(A)+P(B)
- R(c);SBLOCK,S_CUTB(e)::S(C),XR(a)
- B(e);N_GUARD::S(I)
- Tries
- Try
- S(C);CHECK,XR(a)
- Refutation
- B(e);XS(C)
- Try
- R(G);CHECK
- Vars
- R(a);OGATE,XR(G)::B(A)+P(B)
- Refutation
- R(c);XR(G)
- Try
- R(G);P_PINB(e),XP(f)
- Threat
- DUALS(4)
- Refutation
- P(g);N_SPINB(e),XR(G)
- Try
- Actual
- Q(F);
- Threat
- QAB(F)+R(G),DCHECK
- Vars
- K(d);CHECK,P_SPINP(g),S_FLIGHT::QAB(F)+R(G)
- R(a);N_GUARD,P_SPINR(a),XP(B)::QAB(F)+R(G)
- R(a);OGATE,P_SPINR(a),XR(G)::B(A)+P(B)
- P(g);OGATE,P_SPINP(g),XR(G)::QAB(F)
- B(e);::QAB(F)+R(G),DCHECK,XP(f)
- B(e);S_CUTP(g)::QAB(F)+R(G)
- R(a);::QAB(F)+R(G),DCHECK,XR(a)
- R(a);OGATE::B(A)+P(B)
- R(c);::QAB(F)+R(G),DCHECK,XR(c)
- R(c);SBLOCK,S_CUTB(e)::S(C),XR(a)
- P(g);OGATE::QAB(F)
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).