MESON Chess Problem Database
Problem Display
PID: 196949 (Q1n5/3b4/2rp4/2p2pN1/R1nk1K2/2bp4/3R4/B6B w - - 0 1)
Herstel, HA
Tijdschrift vd NSB, 1919
#2
7 + 10
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Bb2
- 2.Bxb2#
- 1...Be6
- 2.Sxe6#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Ra6
- Tries
- 1.Bb2?
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Bxb2!
- 1...Be6
- 1.Bg2?
- 1...Bb2
- 2.Bxb2#
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Bxa1!
- 1...Bb2
- 1.Be4?
- threat
- 2.Sf3#
- 2.Rxd3#
- 1...Bxa1
- 2.Rxd3#
- 1...Bb2
- 2.Bxb2#
- 2.Rxd3#
- 1...fxe4!
- threat
- 1.Rd1?
- 1...Bb2
- 2.Bxb2#
- 1...d2
- 2.Rxd2#
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Bxa1!
- 1...Bb2
- 1.Rda2?
- 1...Bb2
- 2.Bxb2#
- 1...d2
- 2.Rxd2#
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Bxa1!
- 1...Bb2
- 1.Rc2?
- threat
- 2.Bxc3#
- 1...Bxa1
- 2.Rcxc4#
- 2.Raxc4#
- 1...d2
- 2.Rxd2#
- 1...Bb2
- 2.Bxb2#
- 2.Rcxc4#
- 2.Raxc4#
- 1...dxc2!
- threat
- 1.Rf2?
- 1...Bb2
- 2.Bxb2#
- 1...d2
- 2.Rxd2#
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Bxa1!
- 1...Bb2
- 1.Rh2?
- 1...Bb2
- 2.Bxb2#
- 1...d2
- 2.Rxd2#
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Bxa1!
- 1...Bb2
- 1.Rb4?
- 1...Bxa1
- 2.Qxa1#
- 1...Bb2
- 2.Bxb2#
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...cxb4!
- 1...Bxa1
- 1.Qxc6?
- threat
- 2.Sf3#
- 2.Qd5#
- 1...Bxc6
- 2.Se6#
- 1...Bb2
- 2.Bxb2#
- 1...Be6
- 2.Sf3#
- 2.Sxe6#
- 1...Sb6
- 2.Sf3#
- 1...Se7
- 2.Sf3#
- 1...d5
- 2.Sf3#
- 2.Qxd5#
- 2.Qf6#
- 1...Bxa1!
- threat
- 1.Qa5?
- threat
- 2.Bxc3#
- 2.Qxc3#
- 1...Bb2
- 2.Bxb2#
- 1...Bxa1!
- threat
- 1.Bb2?
- Keys
- 1.Rb2!
- 1...Bd2+
- 2.Rxd2#
- 1...Bxb2
- 2.Bxb2#
- 1...Be1
- 2.Rd2#
- 1...Bb4
- 2.Rbxb4#
- 1...Ba5
- 2.Rbb4#
- 1...d2
- 2.Rxd2#
- 1...Be6
- 2.Sxe6#
- 1...Ra6
- 2.Sf3#
- 2.Qd5#
- 1...Rb6
- 2.Sf3#
- 2.Qd5#
- 1...Rc7
- 2.Sf3#
- 2.Qd5#
- 1...Be8
- 2.Se6#
- 1...Sb6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Se7
- 2.Qh8#
- 1...d5
- 2.Sf3#
- 1...Bd2+
- 1.Rb2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- B(a);OGATEB::B(A),XB(a)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Tries
- Try
- B(A);
- Vars
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- B(B);
- Vars
- B(a);OGATEB::B(A),XB(a)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- B(a);N_SPINB(a),XB(A)::R1(C),XP(b)
- Refutation
- P(f);XB(B)
- Try
- R(C);
- Vars
- B(a);OGATEB::B(A),XB(a)
- P(b);OGATEB::R(C),XP(b)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- R(C);N_PINP(b)
- Vars
- B(a);OGATEB::B(A),XB(a)
- P(b);OGATEB::R(C),XP(b)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- R(C);N_PINP(b)
- Threat
- B(A),XB(a)
- Vars
- P(b);OGATEB::R(C),XP(b)
- Refutation
- P(b);XR(C)
- Try
- R(C);N_PINP(b)
- Vars
- B(a);OGATEB::B(A),XB(a)
- P(b);OGATEB::R(C),XP(b)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- R(C);N_PINP(b)
- Vars
- B(a);OGATEB::B(A),XB(a)
- P(b);OGATEB::R(C),XP(b)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- R(D);
- Vars
- B(a);N_SPINB(a),OGATE,XB(A)::QAB(G),XB(a)
- B(a);OGATEB::B(A),XB(a)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(F)
- Refutation
- P(e);N_SPINS(c),XR(D)
- Try
- Q(G);XR(g)
- Threat
- DUALS(2)
- Vars
- B(i);N_GUARD,XQ(G)::S(F)
- B(a);OGATEB::B(A),XB(a)
- S(j);::S(F)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- B(a);OGATEB::B(A),XB(a)
- Refutation
- B(a);N_SPINB(a),XB(A)
- Try
- Actual
- R(C);N_PINB(a),N_PINP(b)
- Vars
- B(a);CHECK,OGATEB::B(A)+R(C),XB(a)
- B(a);OGATE,P_SPINB(a),XR(C)::B(A),XB(a)
- B(a);OGATEB::B(A)+R(C)
- B(a);N_SPINS(c),OGATEB::B(A)+R(C),XB(a)
- P(b);OGATEB::R(C),XP(b)
- B(i);N_GUARD::S(F),XB(i)
- B(i);N_GUARD::S(F)
- S(j);OGATE::QAB(G)
- P(h);SBLOCK::S(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).