MESON Chess Problem Database
Problem Display
PID: 261150 (6B1/r7/p3Np1p/R2Pbk1K/2N5/7p/pp1PRP2/5QBr w - - 0 1)
Styger, Christian
Neue Zurcher Zeitung, 2016
#2
11 + 10
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rh7
- 2.Bxh7#
- 1...Ra8
- 2.Bh7#
- 1...Bh2
- 2.Qxh3#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.fxg3#
- 1...Bd4
- 2.Sd6#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 1...Bc7
- 2.Bh7#
- 1...Bb8
- 2.d6#
- 1...a1B
- 2.Qb1#
- 1...h2
- 2.Qh3#
- 1...Rh7
- Tries
- 1.Rxa2?
- threat
- 2.Qb1#
- 1...b1Q
- 2.Qxb1#
- 1...b1S
- 2.Qxb1#
- 1...b1B
- 2.Qxb1#
- 1...b1R
- 2.Qxb1#
- 1...Rxg1!
- threat
- 1.Ra4?
- threat
- 2.Se3#
- 1...Bh2
- 2.Qxh3#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.fxg3#
- 1...Bd4
- 2.Sd6#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 1...Bc7
- 2.Bh7#
- 1...Bb8!
- threat
- 1.Qg2?
- threat
- 2.Se3#
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 1...Rxg1
- 2.Se3#
- 2.Qe4#
- 1...b1Q
- 2.Se3#
- 2.Qg4#
- 2.Qg6#
- 1...b1B
- 2.Se3#
- 2.Qg4#
- 2.Qg6#
- 1...Rg7
- 2.Se3#
- 2.Qe4#
- 1...Bh2
- 2.Qxh3#
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 1...Bc3
- 2.Sd6#
- 2.Qf3#
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 1...Bg3
- 2.Qe4#
- 1...Bd4
- 2.Sd6#
- 2.Qf3#
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 1...Bf4
- 2.Sd4#
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 1...Bd6
- 2.Sxd6#
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 1...Bc7
- 2.Bh7#
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 1...Bb8
- 2.Qe4#
- 2.Qg4#
- 2.Qg6#
- 2.d6#
- 1...hxg2+!
- threat
- 1.f3?
- threat
- 2.Se3#
- 1...Bh2
- 2.Qxh3#
- 1...Bc3
- 2.Sd6#
- 1...Bd4
- 2.Sd6#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 1...Bc7
- 2.Bh7#
- 1...Bb8
- 2.d6#
- 1...Bg3!
- threat
- 1.Rxa2?
- Keys
- 1.d3!
- threat
- 2.Se3#
- 1...Bh2
- 2.Qxh3#
- 1...Bc3
- 2.Sd6#
- 1...Bg3
- 2.fxg3#
- 1...Bd4
- 2.Sd6#
- 1...Bf4
- 2.Sd4#
- 1...Bd6
- 2.Sxd6#
- 1...Bc7
- 2.Bh7#
- 1...Bb8
- 2.d6#
- threat
- 1.d3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- R(j);N_GUARD::B(K),XR(j)
- R(j);N_GUARD::B(K)
- B(e);S_CUTR(a)::QAB(A),XP(d)
- B(e);N_GUARD::S(F)
- B(e);OGATE::QAR(A)+P(E),XB(e)
- B(e);N_GUARD,SBLOCK::S(J)
- B(e);N_GUARD::S(F),XB(e)
- B(e);S_CUTR(j)::B(K)
- B(e);::R(G)+P(H)
- P(b);N_GUARD::QAB(A)
- P(d);S_CUTR(a)::QAB(A)
- Tries
- Try
- R(G);XP(b)
- Threat
- QAB(A)
- Vars
- P(c);::QAB(A),XQ(c)
- P(c);::QAB(A),XS(c)
- P(c);::QAB(A),XB(c)
- P(c);::QAB(A),XR(c)
- Refutation
- R(a);XB(B)
- Try
- R(G);
- Threat
- S(F)
- Vars
- B(e);S_CUTR(a)::QAB(A),XP(d)
- B(e);N_GUARD::S(F)
- B(e);OGATE::QAR(A)+P(E),XB(e)
- B(e);N_GUARD,SBLOCK::S(J)
- B(e);N_GUARD::S(F),XB(e)
- B(e);S_CUTR(j)::B(K)
- Refutation
- B(e);
- Try
- Q(A);
- Threat
- DUALS(4)
- Vars
- B(e);::QAB1(A)
- Refutation
- P(d);CHECK,XQ(A)
- Try
- P(E);
- Threat
- S(F)
- Vars
- B(e);S_CUTR(a)::QAB(A),XP(d)
- B(e);N_GUARD::S(F)
- B(e);N_GUARD,SBLOCK::S(J)
- B(e);N_GUARD::S(F),XB(e)
- B(e);S_CUTR(j)::B(K)
- B(e);::R(G)+P(H)
- Refutation
- B(e);
- Try
- Actual
- P(C);
- Threat
- S(F)
- Vars
- B(e);S_CUTR(a)::QAB(A),XP(d)
- B(e);N_GUARD::S(F)
- B(e);OGATE::QAR(A)+P(E),XB(e)
- B(e);N_GUARD,SBLOCK::S(J)
- B(e);N_GUARD::S(F),XB(e)
- B(e);S_CUTR(j)::B(K)
- B(e);::R(G)+P(H)
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).