MESON Chess Problem Database
Problem Display
PID: 232615 (8/NQ4B1/2K5/p2p1B2/3P4/P1kP4/1p5R/nr4N1 w - - 0 1)
Hoffmann, Fritz
Freie Presse, 1967
#2
10 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Rxg1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Rc1
- Tries
- 1.Kxd5?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Kd6?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Kc7?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Kd7?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Sf3?
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Rg1
- 2.Qxb2#
- 1...Rh1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rc1
- 1.Sh3?
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Rg1
- 2.Qxb2#
- 1...Rh1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rc1
- 1.Bg6?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Bh7?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Be5?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Bf6?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Bh8?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Re2?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Rf2?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Rg2?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Qb3+?
- 1...Sxb3
- 2.Sb5#
- 1...Kxb3!
- 1...Sxb3
- 1.Qb6?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Qb8?
- 1...Rxg1
- 2.Qxb2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Sc2!
- 1...Rxg1
- 1.Kxd5?
- Keys
- 1.Bh6!
- 1...Kxd4
- 2.Qg7#
- 1...Rxg1
- 2.Qxb2#
- 1...Sc2
- 2.Se2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Sb3
- 2.Sb5#
- 1...a4
- 2.Qb4#
- 1...Kxd4
- 1.Bh6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::QAB1(I),XP(c)
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Tries
- Try
- K(G);S_FLIGHT,XP(f)
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- K(G);P-FLIGHT
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- K(G);P-FLIGHT
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- K(G);S_FLIGHT
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- S(A);
- Vars
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- S(A);
- Vars
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- B(F);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- B(F);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- B(J);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- B(J);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- B(J);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- R(B);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- R(B);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- R(B);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- Q(I);CHECK
- Vars
- S(a);SBLOCK,XQ(I)::S(H)
- Refutation
- K(d);P-FLIGHT,XQ(I)
- Try
- Q(I);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- Q(I);
- Vars
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
- Refutation
- S(a);
- Try
- Actual
- B(J);
- Vars
- K(d);OGATEB,S_FLIGHT,XP(E)::QAB(I)
- R(b);N_GUARD,XS(A)::QAB1(I),XP(c)
- S(a);SBLOCK::S(A)
- R(b);N_GUARD::QAB1(I),XP(c)
- S(a);SBLOCK::S(H)
- P(e);N_GUARD::QAB1(I)
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).