MESON Chess Problem Database
Problem Display
PID: 201615 (8/q3pN2/P1p1P2p/R1pN1R1P/1Pkpp3/Q7/2p1P3/1bK5 w - - 0 1)
Weenink, Henri Gerard Maria
Western Morning News, 1922
#2
11 + 10
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qxa6
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 1...d3
- 2.Qc3#
- 1...e3
- 2.Qd3#
- 1...cxb4
- 2.Se5#
- 2.Qxb4#
- 1...cxd5
- 2.Se5#
- 1...Qb6
- Tries
- 1.Sf4?
- threat
- 2.Se5#
- 1...Qb8
- 2.Raxc5#
- 2.Rfxc5#
- 1...Qc7
- 2.Raxc5#
- 2.Rfxc5#
- 1...d3!
- threat
- 1.Sf6?
- threat
- 2.Se5#
- 1...exf6
- 2.Sd6#
- 1...Qb8
- 2.Raxc5#
- 2.Rfxc5#
- 1...Qc7
- 2.Raxc5#
- 2.Rfxc5#
- 1...d3!
- threat
- 1.Sc7?
- threat
- 2.Se5#
- 1...Qxc7
- 2.Raxc5#
- 2.Rfxc5#
- 1...d3!
- threat
- 1.Sxh6?
- 1...Qxa6
- 2.Rxc5#
- 1...cxb4
- 2.Qxb4#
- 1...d3
- 2.Qc3#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 1...e3
- 2.Qd3#
- 1...cxd5!
- 1...Qxa6
- 1.Sd8?
- 1...Qxa6
- 2.Rxc5#
- 1...cxb4
- 2.Qxb4#
- 1...d3
- 2.Qc3#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 1...e3
- 2.Qd3#
- 1...cxd5!
- 1...Qxa6
- 1.Sh8?
- 1...Qxa6
- 2.Rxc5#
- 1...cxb4
- 2.Qxb4#
- 1...d3
- 2.Qc3#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 1...e3
- 2.Qd3#
- 1...cxd5!
- 1...Qxa6
- 1.Re5?
- 1...Qxa6
- 2.Rxc5#
- 1...cxb4
- 2.Qxb4#
- 1...d3
- 2.Qc3#
- 1...e3
- 2.Qd3#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 1...cxd5!
- 1...Qxa6
- 1.Rg5?
- 1...Qxa6
- 2.Rxc5#
- 1...cxb4
- 2.Se5#
- 2.Qxb4#
- 1...cxd5
- 2.Se5#
- 1...d3
- 2.Qc3#
- 1...e3
- 2.Qd3#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 1...hxg5!
- 1...Qxa6
- 1.Qb2?
- 1...Qxa6
- 2.Rxc5#
- 1...cxb4
- 2.Se5#
- 2.Qxb4#
- 1...cxd5
- 2.Se5#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 2.Qxc2#
- 1...d3
- 2.Se3#
- 2.Qc3#
- 1...e3!
- 1...Qxa6
- 1.Qa4?
- threat
- 2.bxc5#
- 2.b5#
- 1...cxb4
- 2.Se5#
- 2.Qxb4#
- 1...Qb6
- 2.b5#
- 1...Qb8
- 2.Rxc5#
- 2.b5#
- 1...Qb7
- 2.Rxc5#
- 2.b5#
- 1...cxd5!
- threat
- 1.e3?
- 1...Qxa6
- 2.Rxc5#
- 1...dxe3
- 2.Qc3#
- 1...cxb4
- 2.Se5#
- 1...cxd5
- 2.Se5#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...d3
- 2.Qc3#
- 1...Ba2!
- 1...Qxa6
- 1.b5?
- threat
- 2.Qa4#
- 1...cxd5
- 2.Se5#
- 1...cxb5!
- threat
- 1.Sf4?
- Keys
- 1.Rf4!
- 1...Kxd5
- 2.Qb3#
- 1...Qxa6
- 2.Rxc5#
- 1...cxb4
- 2.Se5#
- 2.Qxb4#
- 1...cxd5
- 2.Se5#
- 1...d3
- 2.Qxd3#
- 1...e3
- 2.Sxe3#
- 1...Qb6
- 2.Sxb6#
- 1...Qb8
- 2.Rxc5#
- 1...Qb7
- 2.Rxc5#
- 1...Qc7
- 2.Rxc5#
- 1...Qd7
- 2.Sb6#
- 2.Rxc5#
- 1...Qa8
- 2.Sb6#
- 2.Rxc5#
- 1...Ba2
- 2.Qxa2#
- 1...Kxd5
- 1.Rf4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- B(a);N_GUARD::QAB(C),XB(a)
- P(d);N_GUARD::QAR1(C)
- P(e);N_GUARD::QAB1(C)
- P(g);SBLOCK,XS(F)::S(K)
- Tries
- Try
- S(F);
- Threat
- S(K)
- Refutation
- P(d);
- Try
- S(F);
- Threat
- S(K)
- Vars
- P(j);N_GUARD,XS(F)::S(K)
- Refutation
- P(d);
- Try
- S(F);
- Threat
- S(K)
- Refutation
- P(d);
- Try
- S(K);XP(h)
- Vars
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(f);OGATE,XP(D)::QAR1(C),XP(f)
- P(d);N_GUARD::QAR1(C)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- B(a);N_GUARD::QAB(C),XB(a)
- P(e);N_GUARD::QAB1(C)
- Refutation
- P(g);XS(F)
- Try
- S(K);
- Vars
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(f);OGATE,XP(D)::QAR1(C),XP(f)
- P(d);N_GUARD::QAR1(C)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- B(a);N_GUARD::QAB(C),XB(a)
- P(e);N_GUARD::QAB1(C)
- Refutation
- P(g);XS(F)
- Try
- S(K);
- Vars
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(f);OGATE,XP(D)::QAR1(C),XP(f)
- P(d);N_GUARD::QAR1(C)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- B(a);N_GUARD::QAB(C),XB(a)
- P(e);N_GUARD::QAB1(C)
- Refutation
- P(g);XS(F)
- Try
- R(G);
- Vars
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(f);OGATE,XP(D)::QAR1(C),XP(f)
- P(d);N_GUARD::QAR1(C)
- P(e);N_GUARD::QAB1(C)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- B(a);N_GUARD::QAB(C),XB(a)
- Refutation
- P(g);XS(F)
- Try
- R(G);
- Vars
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(g);SBLOCK,XS(F)::S(K)
- P(d);N_GUARD::QAR1(C)
- P(e);N_GUARD::QAB1(C)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- B(a);N_GUARD::QAB(C),XB(a)
- Refutation
- P(h);XR(G)
- Try
- Q(C);
- Vars
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(g);SBLOCK,XS(F)::S(K)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- Refutation
- P(e);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(i);::QAR(C)+P(D)
- Refutation
- P(g);XS(F)
- Try
- P(B);
- Vars
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(d);N_GUARD,XP(B)::QAR1(C)
- P(f);XP(D)::S(K)
- P(g);SBLOCK,XS(F)::S(K)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- P(d);N_GUARD::QAR1(C)
- Refutation
- B(a);
- Try
- P(D);
- Threat
- QAR2(C)
- Vars
- P(g);SBLOCK,XS(F)::S(K)
- Refutation
- P(g);XP(D)
- Try
- Actual
- R(G);
- Vars
- K(c);P_SPINP(f),S_FLIGHT,XS(F)::QAB(C)
- Q(i);N_GUARD,XP(I)::R1(E),XP(f)
- P(g);SBLOCK,XS(F)::S(K)
- P(d);P_SPINP(e)::QAB1(C),XP(d)
- P(e);P_SPINP(d)::S(F),XP(e)
- Q(i);N_GUARD::S(F),XQ(i)
- Q(i);N_GUARD::R1(E),XP(f)
- B(a);N_GUARD::QAB(C),XB(a)
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).