MESON Chess Problem Database
Problem Display
PID: 180964 (7K/5p2/p1n2Q2/5R1P/4k3/2r3p1/2P3P1/bB3N2 w - - 0 1)
Weenink, Henri Gerard Maria
Tidskrift for Schack, 1917
#2
8 + 7
| 16055 | HGM Weenink (Euwe/Niemeijer/Rueb/Trotsenburg) | 1932 |
SOLUTION
- SOUND
- Sets
- 1...Rxc2
- 2.Bxc2#
- 1...Ra3
- 2.c3#
- 1...Rb3
- 2.cxb3#
- 1...Rd3
- 2.cxd3#
- 1...Re3
- 2.Sd2#
- 1...Rf3
- 2.gxf3#
- 1...Rc4
- 2.c3#
- 1...Rc5
- 2.c3#
- 2.c4#
- 1...Sb4
- 2.Qe5#
- 1...Sd4
- 2.Re5#
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sa7
- 2.Qe5#
- 1...Se7
- 2.Qe5#
- 1...Sb8
- 2.Qe5#
- 1...Sd8
- 2.Qe5#
- 1...Rxc2
- Tries
- 1.Ra5?
- threat
- 2.Qh4#
- 1...Rxc2
- 2.Bxc2#
- 1...Rc5
- 2.c4#
- 1...Se5
- 2.Qxe5#
- 1...Ra3
- 2.c3#
- 1...Rb3
- 2.cxb3#
- 1...Rd3
- 2.cxd3#
- 1...Re3
- 2.Sd2#
- 1...Rf3
- 2.gxf3#
- 1...Rc4
- 2.c3#
- 1...Sxa5!
- threat
- 1.Rb5?
- threat
- 2.Qh4#
- 1...Rxc2
- 2.Bxc2#
- 1...Rc5
- 2.c4#
- 1...Se5
- 2.Qxe5#
- 1...Ra3
- 2.c3#
- 1...Rb3
- 2.cxb3#
- 1...Rd3
- 2.cxd3#
- 1...Re3
- 2.Sd2#
- 1...Rf3
- 2.gxf3#
- 1...Rc4
- 2.c3#
- 1...axb5!
- threat
- 1.Re5+?
- 1...Kd4
- 2.Qf4#
- 1...Sxe5!
- 1...Kd4
- 1.Qxc6+?
- 1...Kd4
- 2.Qd5#
- 1...Rxc6+
- 2.c3#
- 1...Kxf5!
- 1...Kd4
- 1.Qe6+?
- 1...Kd4
- 2.Qd5#
- 1...Se5
- 2.Qxe5#
- 1...fxe6!
- 1...Kd4
- 1.Ra5?
- Keys
- 1.Rc5!
- threat
- 2.Qh4#
- 1...Rxc2
- 2.Bxc2#
- 1...Rxc5
- 2.c4#
- 1...Se5
- 2.Qxe5#
- 1...Ra3
- 2.c3#
- 1...Rb3
- 2.cxb3#
- 1...Rd3
- 2.cxd3#
- 1...Re3
- 2.Sd2#
- 1...Rf3
- 2.gxf3#
- 1...Rc4
- 2.c3#
- threat
- 1.Rc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- R(b);OGATE,P_PINQ(G),P_SPINR(b),XP(C)::B(A),XR(b)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C),XR(b)
- R(b);OGATE,P_PINQ(G)::P(C),XR(b)
- R(b);P_PINQ(G),SBLOCK::S(B)
- R(b);OGATE,P_PINQ(G)::P(D),XR(b)
- S(f);N_GUARD::QAR1(G)
- S(f);N_GUARD::QAR1(G),XS(f)
- Tries
- Try
- R(E);
- Threat
- QAR(G)
- Vars
- R(b);OGATE,P_PINQ(G),P_SPINR(b),XP(C)::B(A),XR(b)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C)
- S(f);N_GUARD::QAR1(G),XS(f)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C),XR(b)
- R(b);OGATE,P_PINQ(G)::P(C),XR(b)
- R(b);P_PINQ(G),SBLOCK::S(B)
- R(b);OGATE,P_PINQ(G)::P(D),XR(b)
- Refutation
- S(f);XR(E)
- Try
- R(E);
- Threat
- QAR(G)
- Vars
- R(b);OGATE,P_PINQ(G),P_SPINR(b),XP(C)::B(A),XR(b)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C)
- S(f);N_GUARD::QAR1(G),XS(f)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C),XR(b)
- R(b);OGATE,P_PINQ(G)::P(C),XR(b)
- R(b);P_PINQ(G),SBLOCK::S(B)
- R(b);OGATE,P_PINQ(G)::P(D),XR(b)
- Refutation
- P(e);XR(E)
- Try
- R(E);CHECK
- Vars
- K(d);P-FLIGHT::QAR2(G)
- Refutation
- S(f);XR(E)
- Try
- Q(G);CHECK,XS(f)
- Vars
- K(d);P-FLIGHT::QAR1(G)
- R(b);CHECK,OGATE,XQ(G)::B(A)+P(C)
- Refutation
- K(d);S_FLIGHT,XR(E)
- Try
- Q(G);CHECK
- Vars
- K(d);P-FLIGHT::QAR1(G)
- S(f);N_GUARD,P_SPINS(f)::QAR1(G),XS(f)
- Refutation
- P(g);XQ(G)
- Try
- Actual
- R(E);
- Threat
- QAR(G)
- Vars
- R(b);OGATE,P_PINQ(G),P_SPINR(b),XP(C)::B(A),XR(b)
- R(b);OGATE,P_PINQ(G),XR(E)::B(A)+P(C)
- S(f);N_GUARD::QAR1(G),XS(f)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C)
- R(b);OGATE,P_PINQ(G)::B(A)+P(C),XR(b)
- R(b);OGATE,P_PINQ(G)::P(C),XR(b)
- R(b);P_PINQ(G),SBLOCK::S(B)
- R(b);OGATE,P_PINQ(G)::P(D),XR(b)
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).