MESON Chess Problem Database
Problem Display
PID: 135980 (K4k2/nQ3NpP/1p2p3/1B6/R7/2B2n2/7r/2b1r1qb w - - 0 1)
Woschnik, Thomas
Augsburger Allgemeine Zeitung, 1999
#2
7 + 11
| 14503 | Problemschach-Jahrbuch (1999) | 2000 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Bb4#
- 1...Qg2
- 2.Bb4#
- 1...Qg6
- 2.Bb4#
- 1...Re3
- 2.Bb4#
- 1...Ra2
- 2.h8Q#
- 2.h8R#
- 1...Rb2
- 2.h8Q#
- 2.h8R#
- 1...Rc2
- 2.h8Q#
- 2.h8R#
- 1...Rd2
- 2.h8Q#
- 2.h8R#
- 1...Re2
- 2.h8Q#
- 2.h8R#
- 1...Rf2
- 2.Bb4#
- 2.h8Q#
- 2.h8R#
- 1...Rg2
- 2.h8Q#
- 2.h8R#
- 1...Bh6
- 2.h8Q#
- 2.h8R#
- 1...Sd4
- 2.Bb4#
- 1...Sh4
- 2.h8Q#
- 2.h8R#
- 1...Qf1
- Tries
- 1.Sg5?
- threat
- 2.Bxg7#
- 2.Qf7#
- 2.Qxg7#
- 1...Rxh7
- 2.Qf7#
- 1...Bxg5
- 2.Bxg7#
- 2.Qxg7#
- 1...Sxg5
- 2.Bxg7#
- 1...Sxb5
- 2.Qf7#
- 1...Sc6
- 2.Qf7#
- 1...Qd4
- 2.Qf7#
- 1...Re5
- 2.Qf7#
- 1...Bb2
- 2.Rf4#
- 2.Qf7#
- 2.Qxg7#
- 1...Sd2
- 2.Bxg7#
- 2.Rf4#
- 1...Sd4
- 2.Bb4#
- 1...Sh4
- 2.Bxg7#
- 2.h8Q#
- 2.h8R#
- 1...Se5
- 2.Sxe6#
- 1...e5
- 2.Se6#
- 2.Qf7#
- 1...g6
- 2.Bg7#
- 2.Qf7#
- 2.Qg7#
- 1...Qxg5!
- threat
- 1.Rh4?
- threat
- 2.h8Q#
- 2.h8R#
- 1...Sxh4
- 2.h8Q#
- 2.h8R#
- 1...Sxb5
- 2.h8Q#
- 2.h8R#
- 1...Sc6
- 2.h8Q#
- 2.h8R#
- 1...Qf2
- 2.h8Q#
- 2.h8R#
- 1...Qe3
- 2.h8Q#
- 2.h8R#
- 1...Qd4
- 2.h8Q#
- 2.h8R#
- 1...Qc5
- 2.h8Q#
- 2.h8R#
- 1...Qf1
- 2.Bb4#
- 2.h8Q#
- 2.h8R#
- 1...Qg2
- 2.Bb4#
- 2.h8Q#
- 2.h8R#
- 1...Qg3
- 2.h8Q#
- 2.h8R#
- 1...Qg4
- 2.h8Q#
- 2.h8R#
- 1...Qg5
- 2.h8Q#
- 2.h8R#
- 1...Qg6
- 2.Bb4#
- 2.h8Q#
- 2.h8R#
- 1...Rd1
- 2.h8Q#
- 2.h8R#
- 1...Rf1
- 2.h8Q#
- 2.h8R#
- 1...Ree2
- 2.h8Q#
- 2.h8R#
- 1...Re3
- 2.Bb4#
- 2.h8Q#
- 2.h8R#
- 1...Re4
- 2.h8Q#
- 2.h8R#
- 1...Re5
- 2.h8Q#
- 2.h8R#
- 1...Ra2
- 2.h8Q#
- 2.h8R#
- 1...Rb2
- 2.h8Q#
- 2.h8R#
- 1...Rc2
- 2.h8Q#
- 2.h8R#
- 1...Rd2
- 2.h8Q#
- 2.h8R#
- 1...Rhe2
- 2.h8Q#
- 2.h8R#
- 1...Rf2
- 2.Bb4#
- 2.h8Q#
- 2.h8R#
- 1...Rg2
- 2.h8Q#
- 2.h8R#
- 1...Rh3
- 2.h8Q#
- 2.h8R#
- 1...Bb2
- 2.h8Q#
- 2.h8R#
- 1...Bd2
- 2.h8Q#
- 2.h8R#
- 1...Ba3
- 2.h8Q#
- 2.h8R#
- 1...Be3
- 2.h8Q#
- 2.h8R#
- 1...Bf4
- 2.h8Q#
- 2.h8R#
- 1...Bg5
- 2.h8Q#
- 2.h8R#
- 1...Bh6
- 2.h8Q#
- 2.h8R#
- 1...Bg2
- 2.h8Q#
- 2.h8R#
- 1...Sd2
- 2.h8Q#
- 2.h8R#
- 1...Sd4
- 2.Bb4#
- 2.h8Q#
- 2.h8R#
- 1...Se5
- 2.h8Q#
- 2.h8R#
- 1...Sg5
- 2.h8Q#
- 2.h8R#
- 1...Sc8
- 2.h8Q#
- 2.h8R#
- 1...e5
- 2.h8Q#
- 2.h8R#
- 1...g5
- 2.h8Q#
- 2.h8R#
- 1...g6
- 2.h8Q#
- 2.h8R#
- 1...Rxh4!
- threat
- 1.Qc8+?
- 1...Ke7
- 2.Rxa7#
- 2.Qe8#
- 1...Kxf7
- 2.Qe8#
- 1...Sxc8!
- 1...Ke7
- 1.Qb8+?
- 1...Ke7
- 2.Rxa7#
- 2.Qe8#
- 1...Kxf7
- 2.Qe8#
- 1...Sc8!
- 1...Ke7
- 1.Sg5?
- Keys
- 1.Sd8!
- threat
- 2.Qf7#
- 1...Qg6
- 2.Bb4#
- 1...Sd2
- 2.Rf4#
- 1...Sd4
- 2.Bb4#
- 1...Sh4
- 2.h8Q#
- 2.h8R#
- 1...Se5
- 2.Sxe6#
- 1...Sg5
- 2.Bxg7#
- threat
- 1.Sd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- Q(c);N_GUARD::B(A)
- R(b);S_CUTQ(c)::B(A)
- R(e);N_GUARD::P=Q
- B(a);S_CUTR(e)::P=Q
- S(f);P_PINQ(D),S_CUTQ(c)::B(A)
- S(f);P_PINQ(D),S_CUTR(e)::P=Q
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- R(e);XP(F)::QAR1(D)
- S(f);P_PINQ(D),XS(E)::B(A),XP(j)
- S(i);XB(C)::QAR1(D)
- S(i);::QAR1(D)
- Q(c);::QAR1(D)
- R(b);::QAR1(D)
- S(f);P_PINQ(D),S_CUTQ(c)::B(A)
- S(f);P_PINQ(D),S_CUTR(b)::S(E),XP(h)
- Refutation
- Q(c);XS(E)
- Try
- R(B);
- Threat
- P=Q
- Vars
- S(f);P_PINQ(D),XR(B)::P=Q
- S(i);XB(C)::P=Q
- S(i);::P=Q
- Q(c);::P=Q
- R(b);::P=Q
- R(e);::P=Q
- B(a);::P=Q
- B(d);::P=Q
- S(f);P_PINQ(D)::P=Q
- P(h);::P=Q
- P(j);::P=Q
- Refutation
- R(e);XR(B)
- Try
- Q(D);CHECK
- Vars
- K(k);P-FLIGHT,XS(E)::QAB1(D)
- Refutation
- S(i);XQ(D)
- Try
- Q(D);CHECK
- Vars
- K(k);P-FLIGHT,XS(E)::QAB1(D)
- Refutation
- S(i);P_SPINS(i)
- Try
- Actual
- S(E);
- Threat
- QAR1(D)
- Vars
- Q(c);N_GUARD::B(A)
- S(f);P_PINQ(D),S_CUTB(a)::R(B)
- S(f);P_PINQ(D),S_CUTQ(c)::B(A)
- S(f);P_PINQ(D),S_CUTR(e)::P=Q
- S(f);P_PINQ(D),S_CUTR(b)::S(E),XP(h)
- S(f);P_PINQ(D),S_CUTQ(c)::B(A),XP(j)
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).