MESON Chess Problem Database
Problem Display
PID: 214927 (3N3B/1pn5/3nrPK1/3rk3/R1Qp2p1/4P3/5P2/7B w - - 0 1)
Arnell, Alfred Wilhelm Theodor
Illustrirte Zeitung, 1877
#2
9 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ra5
- 2.Qxd4#
- 1...Rb5
- 2.Qxd4#
- 1...Rc5
- 2.Qxd4#
- 1...Rxf6+
- 2.Bxf6#
- 1...Re7
- 2.fxe7#
- 2.f7#
- 1...Sxc4
- 2.Sf7#
- 1...Se4
- 2.Sf7#
- 1...Sdb5
- 2.Sf7#
- 1...Sf5
- 2.Sf7#
- 1...Sf7
- 2.Sxf7#
- 1...Sc8
- 2.Sf7#
- 1...Sde8
- 2.Sf7#
- 1...Scb5
- 2.Qxd5#
- 1...Sa6
- 2.Qxd5#
- 1...Sa8
- 2.Qxd5#
- 1...Sce8
- 2.Qxd5#
- 1...dxe3
- 2.Qf4#
- 1...d3
- 2.Qf4#
- 1...g3
- 2.f4#
- 1...b5
- 2.Sc6#
- 1...b6
- 2.Sc6#
- 1...Ra5
- Tries
- 1.Bg2?
- 1...Rxf6+
- 2.Bxf6#
- 1...Sxc4
- 2.Sf7#
- 1...dxe3
- 2.Qf4#
- 1...Se4
- 2.Sf7#
- 1...Sdb5
- 2.Sf7#
- 1...Sf5
- 2.Sf7#
- 1...Sf7
- 2.Sxf7#
- 1...Sc8
- 2.Sf7#
- 1...Sde8
- 2.Sf7#
- 1...Ra5
- 2.Qxd4#
- 1...Rb5
- 2.Qxd4#
- 1...Rc5
- 2.Qxd4#
- 1...Re7
- 2.fxe7#
- 2.f7#
- 1...Scb5
- 2.Qxd5#
- 1...Sa6
- 2.Qxd5#
- 1...Sa8
- 2.Qxd5#
- 1...Sce8
- 2.Qxd5#
- 1...d3
- 2.Qf4#
- 1...g3
- 2.f4#
- 1...b5
- 2.Sc6#
- 1...b6
- 2.Sc6#
- 1...Re8!
- 1...Rxf6+
- 1.Rb4?
- 1...Rxf6+
- 2.Bxf6#
- 1...Sxc4
- 2.Sf7#
- 1...dxe3
- 2.Qf4#
- 1...Se4
- 2.Sf7#
- 1...Sdb5
- 2.Sf7#
- 1...Sf5
- 2.Sf7#
- 1...Sf7
- 2.Sxf7#
- 1...Sc8
- 2.Sf7#
- 1...Sde8
- 2.Sf7#
- 1...Ra5
- 2.Qxd4#
- 1...Rb5
- 2.Qxd4#
- 1...Rc5
- 2.Qxd4#
- 1...Re7
- 2.fxe7#
- 2.f7#
- 1...Scb5
- 2.Qxd5#
- 1...Sa6
- 2.Qxd5#
- 1...Sa8
- 2.Qxd5#
- 1...Sce8
- 2.Qxd5#
- 1...d3
- 2.Qf4#
- 1...g3
- 2.f4#
- 1...b5
- 2.Sc6#
- 1...b6
- 2.Sc6#
- 1...Re8!
- 1...Rxf6+
- 1.Ra5?
- threat
- 2.Qxd4#
- 1...Rxf6+
- 2.Bxf6#
- 1...Sxc4
- 2.Sf7#
- 1...Se4
- 2.Sf7#
- 1...Sdb5
- 2.Sf7#
- 1...Sf5
- 2.Sf7#
- 1...Sf7
- 2.Sxf7#
- 1...Sc8
- 2.Sf7#
- 1...Sde8
- 2.Sf7#
- 1...Scb5
- 2.Qxd5#
- 1...d3
- 2.Qc3#
- 2.Qd4#
- 2.Qf4#
- 1...b5
- 2.Sc6#
- 1...dxe3!
- threat
- 1.Qxc7?
- threat
- 2.Sf7#
- 1...Rxf6+
- 2.Bxf6#
- 1...Re7
- 2.Qxe7#
- 2.fxe7#
- 2.f7#
- 1...Re8!
- threat
- 1.f3?
- threat
- 2.f4#
- 1...Rxf6+
- 2.Bxf6#
- 1...Sxc4
- 2.Sf7#
- 1...Se4
- 2.Sf7#
- 1...Sdb5
- 2.Sf7#
- 1...Sf5
- 2.Sf7#
- 1...Sf7
- 2.Sxf7#
- 1...Sc8
- 2.Sf7#
- 1...Sde8
- 2.Sf7#
- 1...gxf3!
- threat
- 1.exd4+?
- 1...Rxd4
- 2.Qxd4#
- 1...Kf4!
- 1...Rxd4
- 1.Bg2?
- Keys
- 1.Bg7!
- 1...Rxf6+
- 2.Bxf6#
- 1...Sxc4
- 2.Sf7#
- 1...dxe3
- 2.Qf4#
- 1...Se4
- 2.Sf7#
- 1...Sdb5
- 2.Sf7#
- 1...Sf5
- 2.Sf7#
- 1...Sf7
- 2.Sxf7#
- 1...Sc8
- 2.Sf7#
- 1...Sde8
- 2.Sf7#
- 1...Re8
- 2.f7#
- 1...Ra5
- 2.Qxd4#
- 1...Rb5
- 2.Qxd4#
- 1...Rc5
- 2.Qxd4#
- 1...Re7
- 2.fxe7#
- 2.f7#
- 1...Scb5
- 2.Qxd5#
- 1...Sa6
- 2.Qxd5#
- 1...Sa8
- 2.Qxd5#
- 1...Sce8
- 2.Qxd5#
- 1...d3
- 2.Qf4#
- 1...g3
- 2.f4#
- 1...b5
- 2.Sc6#
- 1...b6
- 2.Sc6#
- 1...Rxf6+
- 1.Bg7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::QAB1(E),XP(a)
- R(f);CHECK,OGATE,P_SPINR(f),XP(F)::B(I),XR(f)
- S(e);N_GUARD,XQ(E)::S(H)
- S(e);N_GUARD::S(H)
- S(e);N_GUARD::S(H),XS(e)
- S(h);N_GUARD::QAR1(E),XR(c)
- P(a);OGATE,XP(C)::QAB1(E)
- P(a);OGATE::QAB1(E)
- P(b);N_GUARD::P(B)
- P(g);N_GUARD::S(H)
- Tries
- Try
- B(A);
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(F)::B(I),XR(f)
- S(e);N_GUARD,XQ(E)::S(H)
- P(a);OGATE,XP(C)::QAB1(E)
- S(e);N_GUARD::S(H)
- S(e);N_GUARD::S(H),XS(e)
- R(c);N_GUARD::QAB1(E),XP(a)
- S(h);N_GUARD::QAR1(E),XR(c)
- P(a);OGATE::QAB1(E)
- P(b);N_GUARD::P(B)
- P(g);N_GUARD::S(H)
- Refutation
- R(f);N_PINP(F)
- Try
- R(D);
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(F)::B(I),XR(f)
- S(e);N_GUARD,XQ(E)::S(H)
- P(a);OGATE,XP(C)::QAB1(E)
- S(e);N_GUARD::S(H)
- S(e);N_GUARD::S(H),XS(e)
- R(c);N_GUARD::QAB1(E),XP(a)
- S(h);N_GUARD::QAR1(E),XR(c)
- P(a);OGATE::QAB1(E)
- P(b);N_GUARD::P(B)
- P(g);N_GUARD::S(H)
- Refutation
- R(f);N_PINP(F)
- Try
- R(D);P_PINR(c)
- Threat
- QAB1(E),XP(a)
- Vars
- R(f);CHECK,OGATE,XP(F)::B(I),XR(f)
- S(e);N_GUARD,XQ(E)::S(H)
- S(e);N_GUARD::S(H)
- S(e);N_GUARD,N_SPINR(c)::S(H)
- S(e);N_GUARD::S(H),XS(e)
- S(h);N_GUARD,N_SPINR(c)::QAR1(E),XR(c)
- P(g);N_GUARD,N_SPINR(c)::S(H)
- Refutation
- P(a);XP(C)
- Try
- Q(E);P_PINS(e),XS(h)
- Threat
- S(H)
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(F)::B(I),XR(f)
- Refutation
- R(f);N_PINP(F)
- Try
- P(B);
- Threat
- P(B)
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(F)::B(I),XR(f)
- S(e);N_GUARD,XQ(E)::S(H)
- S(e);N_GUARD::S(H)
- S(e);N_GUARD::S(H),XS(e)
- Refutation
- P(b);XP(B)
- Try
- P(C);CHECK,XP(a)
- Vars
- R(c);OGATE,XP(C)::QAB1(E),XR(c)
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- B(I);
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(F)::B(I),XR(f)
- S(e);N_GUARD,XQ(E)::S(H)
- P(a);OGATE,XP(C)::QAB1(E)
- S(e);N_GUARD::S(H)
- S(e);N_GUARD::S(H),XS(e)
- R(f);N_PINP(F)::B(I)+P(F)
- R(c);N_GUARD::QAB1(E),XP(a)
- S(h);N_GUARD::QAR1(E),XR(c)
- P(a);OGATE::QAB1(E)
- P(b);N_GUARD::P(B)
- P(g);N_GUARD::S(H)
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).