MESON Chess Problem Database
Problem Display
PID: 33312 (7B/2NQ4/7r/rR4Np/R1bbBk1K/6np/q1n2P2/8 w - - 0 1)
Ahues, Herbert Siegfried Oskar
1st Prize, German Ring Ty., 1948
#2
9 + 10
| 23 | Die Schwalbe | 1948 |
| 461 | Schach-Express | 1949 |
| 3147 | Chess Problems: Introduction to an Art | 1963 |
| 3105 | FIDE Album (1945-1955) | 1964 |
| 6329 | Australian Chess | 2004 |
| 15148 | Sadier Collection | 2014 |
| 702 | Phenix | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Be3
- 2.Be5#
- 2.fxg3#
- 1...Be5
- 2.Bxe5#
- 1...Bb6
- 2.Be5#
- 1...Ba7
- 2.Be5#
- 1...Se3
- 2.fxg3#
- 1...Sf1
- 2.Qf5#
- 1...Sh1
- 2.Qf5#
- 1...Se2
- 2.Qf5#
- 1...Sxe4
- 2.Qf5#
- 1...Sf5+
- 2.Qxf5#
- 1...Be3
- Tries
- 1.Bg2?
- threat
- 2.Sxh3#
- 1...Sf5+
- 2.Qxf5#
- 1...Bxf2
- 2.Sd5#
- 1...Be6
- 2.Qd6#
- 1...Bf6
- 2.Se6#
- 1...h2
- 2.Sh3#
- 1...hxg2!
- threat
- 1.Bxd4?
- threat
- 2.Be5#
- 2.fxg3#
- 1...Sf5+
- 2.Qxf5#
- 1...Rxb5
- 2.fxg3#
- 1...Bxb5
- 2.fxg3#
- 1...Sxe4
- 2.Be5#
- 2.Qf5#
- 1...Bd5
- 2.fxg3#
- 1...Qb3
- 2.Be5#
- 1...Qa1
- 2.fxg3#
- 1...Qb2
- 2.fxg3#
- 1...Qa3
- 2.Be5#
- 1...Re6
- 2.fxg3#
- 1...Sf1
- 2.Be5#
- 2.Qf5#
- 1...Sh1
- 2.Be5#
- 2.Qf5#
- 1...Se2
- 2.Be5#
- 2.Qf5#
- 1...Sxd4!
- threat
- 1.Qxd4?
- threat
- 2.Sxh3#
- 2.Be5#
- 2.Qe5#
- 2.fxg3#
- 1...Rxb5
- 2.Sxh3#
- 2.fxg3#
- 1...Rxh8
- 2.Sxh3#
- 2.Qe5#
- 2.Qd6#
- 2.fxg3#
- 1...Sxd4
- 2.Be5#
- 1...Sxe4
- 2.Qe5#
- 2.Qxe4#
- 1...Qb3
- 2.Sxh3#
- 2.Be5#
- 2.Qe5#
- 1...Qa1
- 2.Sxh3#
- 2.Be5#
- 2.fxg3#
- 1...Qb2
- 2.Sxh3#
- 2.Be5#
- 2.fxg3#
- 1...Qa3
- 2.Sxh3#
- 2.Be5#
- 2.Qe5#
- 1...Re6
- 2.Sxh3#
- 2.fxg3#
- 1...Rf6
- 2.Sxh3#
- 2.Qe5#
- 2.fxg3#
- 1...Bf1
- 2.Be5#
- 2.Qe5#
- 2.fxg3#
- 1...Be6
- 2.Be5#
- 2.Qe5#
- 2.Qd6#
- 2.fxg3#
- 1...Sf1
- 2.Sxh3#
- 2.Bxc2#
- 2.Be5#
- 2.Qe5#
- 1...Sh1
- 2.Sxh3#
- 2.Bxc2#
- 2.Be5#
- 2.Qe5#
- 1...Se2
- 2.Sxh3#
- 2.Be5#
- 2.Qe5#
- 1...h2
- 2.Sh3#
- 2.Be5#
- 2.Qe5#
- 2.fxg3#
- 1...Sf5+!
- threat
- 1.Qd6+?
- 1...Be5
- 2.Bxe5#
- 2.Qxe5#
- 1...Rxd6!
- 1...Be5
- 1.Bg2?
- Keys
- 1.Bh1!
- threat
- 2.Sxh3#
- 1...Sf5+
- 2.Qxf5#
- 1...Bxf2
- 2.Sd5#
- 1...Sxh1
- 2.Qf5#
- 1...Bf1
- 2.Be5#
- 1...Be6
- 2.Qd6#
- 1...Bf6
- 2.Se6#
- 1...h2
- 2.Sh3#
- threat
- 1.Bh1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 7
- Sets
- B(f);N_GUARD::B(I),XB(f)
- B(f);N_GUARD::B(I)
- S(b);SBLOCK::P(A),XS(c)
- S(c);N_GUARD::QAR1(H)
- S(c);N_GUARD,XB(C)::QAR1(H)
- S(c);CHECK,N_GUARD::QAR1(H),XS(c)
- Tries
- Try
- B(C);
- Threat
- S(F),XP(d)
- Vars
- S(c);CHECK,N_GUARD::QAR1(H),XS(c)
- B(f);P_SPINB(e),XP(A)::S(G)
- B(e);P_SPINB(f),S_CUTR(j)::QAB(H)
- B(f);P_PINS(F),P_SPINB(e),S_CUTR(j)::S(G)
- P(d);::S(F)
- Refutation
- P(d);XB(C)
- Try
- B(I);XB(f)
- Threat
- DUALS(2)
- Vars
- S(c);CHECK,N_GUARD::QAR1(H),XS(c)
- R(h);XR(E)::P(A),XS(c)
- B(e);XR(E)::P(A),XS(c)
- B(e);::P(A),XS(c)
- Q(a);::B(I)
- Q(a);::P(A),XS(c)
- R(j);::P(A),XS(c)
- Refutation
- S(b);XB(I)
- Try
- Q(H);XB(f)
- Threat
- DUALS(4)
- Vars
- S(b);XQ(H)::B(I)
- Refutation
- S(c);CHECK
- Try
- Q(H);CHECK
- Refutation
- R(j);XQ(H)
- Try
- Actual
- B(C);
- Threat
- S(F),XP(d)
- Vars
- S(c);CHECK,N_GUARD::QAR1(H),XS(c)
- B(f);P_SPINB(e),XP(A)::S(G)
- S(c);N_GUARD,XB(C)::QAR1(H)
- B(e);P_SPINB(f)::B(I)
- B(e);P_SPINB(f),S_CUTR(j)::QAB(H)
- B(f);P_PINS(F),P_SPINB(e),S_CUTR(j)::S(G)
- P(d);::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).