MESON Chess Problem Database
Problem Display
PID: 90051 (2nQ4/2P3q1/K1B1b3/1R2p1p1/N1kBp1N1/b6R/3pn2p/3r4 w - - 0 1)
Reddmann, Hauke
Die Schwalbe, 2006
#2
9 + 12
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qh6
- 2.Sxe5#
- 1...Qf8
- 2.Sxe5#
- 1...Qg6
- 2.Sxe5#
- 1...Qe7
- 2.Sxe5#
- 1...Qf7
- 2.Sxe5#
- 1...Qh7
- 2.Sxe5#
- 1...Qg8
- 2.Sxe5#
- 1...Bb2
- 2.Sxb2#
- 1...Bb4
- 2.Sb2#
- 1...Bc5
- 2.Sb2#
- 1...Be7
- 2.Sb2#
- 1...Bf8
- 2.Sb2#
- 1...Bxg4
- 2.Qd5#
- 1...Bd5
- 2.Qxd5#
- 1...Bf5
- 2.Qd5#
- 1...Sc1
- 2.Rc3#
- 1...Sg1
- 2.Rc3#
- 1...Sc3
- 2.Rxc3#
- 1...Sxd4
- 2.Rc3#
- 1...Sf4
- 2.Rc3#
- 1...Sb6
- 2.Sxb6#
- 1...Sa7
- 2.Sb6#
- 1...Se7
- 2.Sb6#
- 1...Qh6
- Tries
- 1.Ba1?
- threat
- 2.Se3#
- 1...Bxg4
- 2.Bd5#
- 2.Qd5#
- 1...Qd7
- 2.Sxe5#
- 1...Bb4
- 2.Sb2#
- 1...Bc5
- 2.Sb2#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Bd7
- 2.Bd5#
- 1...Sd4
- 2.Rc3#
- 1...Sd6
- 2.Sb6#
- 1...e3
- 2.Sxe3#
- 1...Bd6!
- threat
- 1.Bc3?
- threat
- 2.Se3#
- 1...Bxg4
- 2.Bd5#
- 2.Qd5#
- 1...Bb4
- 2.Rxb4#
- 1...Qd7
- 2.Sxe5#
- 1...Bc5
- 2.Sb2#
- 1...Bd6
- 2.Sb2#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Bd7
- 2.Bd5#
- 1...Sd6
- 2.Sb6#
- 1...e3
- 2.Sxe3#
- 1...Sd4!
- threat
- 1.Bc5?
- threat
- 2.Se3#
- 1...Bxc5
- 2.Sb2#
- 1...Bxg4
- 2.Bd5#
- 2.Qd5#
- 1...Qd7
- 2.Sxe5#
- 1...Bb4
- 2.Sb2#
- 2.Rxb4#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Sd4
- 2.Rc3#
- 1...Sd6
- 2.Sb6#
- 1...e3
- 2.Sxe3#
- 1...Bd7!
- threat
- 1.Bxe5?
- threat
- 2.Se3#
- 1...Bxg4
- 2.Bd5#
- 2.Qd5#
- 1...Bb4
- 2.Sb2#
- 1...Bc5
- 2.Sb2#
- 1...Bd6
- 2.Sb2#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Bd7
- 2.Bd5#
- 1...Sd4
- 2.Rc3#
- 2.Qxd4#
- 1...Sd6
- 2.Sb6#
- 1...e3
- 2.Sxe3#
- 1...Qd7!
- threat
- 1.Bb6?
- threat
- 2.Se3#
- 1...Bxg4
- 2.Bd5#
- 2.Qd5#
- 1...Qd7
- 2.Sxe5#
- 1...Bb4
- 2.Sb2#
- 1...Bc5
- 2.Sb2#
- 1...Bd6
- 2.Sb2#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Bd7
- 2.Bd5#
- 1...Sd4
- 2.Rc3#
- 1...e3
- 2.Sxe3#
- 1...Sd6!
- threat
- 1.Ba7?
- threat
- 2.Se3#
- 1...Bxg4
- 2.Bd5#
- 2.Qd5#
- 1...Qd7
- 2.Sxe5#
- 1...Bb4
- 2.Sb2#
- 1...Bc5
- 2.Sb2#
- 1...Bd6
- 2.Sb2#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Bd7
- 2.Bd5#
- 1...Sd4
- 2.Rc3#
- 1...e3
- 2.Sxe3#
- 1...Sd6!
- threat
- 1.Bd5+?
- 1...Bxd5
- 2.Qxd5#
- 1...Kxd4!
- 1...Bxd5
- 1.Rb4+?
- 1...Bxb4
- 2.Sb2#
- 2.Bb5#
- 1...Kxb4!
- 1...Bxb4
- 1.Ba1?
- Keys
- 1.Bf2!
- threat
- 2.Se3#
- 1...Bxg4
- 2.Bd5#
- 2.Qd5#
- 1...Qd7
- 2.Sxe5#
- 1...Bb4
- 2.Sb2#
- 1...Bc5
- 2.Sb2#
- 1...Bd6
- 2.Sb2#
- 1...Bd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Bd7
- 2.Bd5#
- 1...Sd4
- 2.Rc3#
- 1...Sd6
- 2.Sb6#
- 1...e3
- 2.Sxe3#
- threat
- 1.Bf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 20
- Sets
- Q(k);N_GUARD::S(D),XP(h)
- B(e);N_GUARD::S(B),XB(e)
- B(e);N_GUARD::S(B)
- B(j);N_GUARD,XS(D)::QAB1(I)
- B(j);N_GUARD::QAB1(I),XB(j)
- B(j);N_GUARD::QAB1(I)
- S(c);N_GUARD::R1(A)
- S(c);N_GUARD::R1(A),XS(c)
- S(c);N_GUARD,XB(C)::R1(A)
- S(l);N_GUARD::S(B),XS(l)
- S(l);N_GUARD::S(B)
- Tries
- Try
- B(C);
- Threat
- S(D)
- Vars
- Q(k);N_GUARD::S(D),XP(h)
- B(e);N_GUARD::S(B)
- B(j);N_GUARD::B(G)
- S(c);N_GUARD::R1(A)
- S(l);N_GUARD::S(B)
- P(g);::S(D),XP(g)
- Refutation
- B(e);
- Try
- B(C);
- Threat
- S(D)
- Vars
- B(e);N_GUARD::R1(E),XB(e)
- Q(k);N_GUARD::S(D),XP(h)
- B(e);N_GUARD::S(B)
- B(j);N_GUARD::B(G)
- S(l);N_GUARD::S(B)
- P(g);::S(D),XP(g)
- Refutation
- S(c);
- Try
- B(C);
- Threat
- S(D)
- Vars
- B(e);N_GUARD,XB(C)::S(B)
- Q(k);N_GUARD::S(D),XP(h)
- S(c);N_GUARD::R1(A)
- S(l);N_GUARD::S(B)
- P(g);::S(D),XP(g)
- Refutation
- B(j);
- Try
- B(C);XP(h)
- Threat
- S(D)
- Vars
- B(e);N_GUARD::S(B)
- B(j);N_GUARD::B(G)
- S(l);N_GUARD::S(B)
- P(g);::S(D),XP(g)
- Refutation
- Q(k);
- Try
- B(C);
- Threat
- S(D)
- Vars
- Q(k);N_GUARD::S(D),XP(h)
- B(e);N_GUARD::S(B)
- B(j);N_GUARD::B(G)
- S(c);N_GUARD::R1(A)
- P(g);::S(D),XP(g)
- Refutation
- S(l);
- Try
- B(C);
- Threat
- S(D)
- Vars
- Q(k);N_GUARD::S(D),XP(h)
- B(e);N_GUARD::S(B)
- B(j);N_GUARD::B(G)
- S(c);N_GUARD::R1(A)
- P(g);::S(D),XP(g)
- Refutation
- S(l);
- Try
- B(G);CHECK
- Vars
- B(j);OGATE,XB(G)::QAB1(I),XB(j)
- Refutation
- K(f);P-FLIGHT,XB(C)
- Try
- R(E);CHECK
- Refutation
- K(f);P-FLIGHT,XR(E)
- Try
- Actual
- B(C);
- Threat
- S(D)
- Vars
- Q(k);N_GUARD::S(D),XP(h)
- B(e);N_GUARD::S(B)
- B(j);N_GUARD::B(G)
- S(c);N_GUARD::R1(A)
- S(l);N_GUARD::S(B)
- P(g);::S(D),XP(g)
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).