MESON Chess Problem Database
Problem Display
PID: 135193 (4R1K1/3n4/1n2Np1P/8/3P1BBb/R2N1P1Q/2ppkp2/1q1brr2 w - - 0 1)
Bruch, Wieland
Reddmann, Hauke
2nd Prize, Die Schwalbe, 2009
#2
11 + 12
| 23 | Die Schwalbe | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Sc5
- 2.Sexc5#
- 1...Sb8
- 2.Sec5#
- 2.Sg5#
- 2.Sc7#
- 2.Sg7#
- 2.Sd8#
- 2.Sf8#
- 1...Sf8
- 2.Sxf8#
- 1...Sc5
- Tries
- 1.Bh2?
- threat
- 2.Sdf4#
- 2.Sef4#
- 2.f4#
- 1...Qb3
- 2.f4#
- 1...Se5
- 2.Sdf4#
- 1...Qa2
- 2.Sf4#
- 2.f4#
- 1...Rg1
- 2.Sdf4#
- 2.Sef4#
- 1...Bg3
- 2.Sef4#
- 1...Bg5
- 2.Sef4#
- 2.f4#
- 1...Sd5
- 2.Sef4#
- 2.f4#
- 1...f5
- 2.Sdf4#
- 2.Sef4#
- 1...Ke3!
- threat
- 1.Bd6?
- threat
- 2.Sdf4#
- 2.Sef4#
- 2.f4#
- 1...Qb3
- 2.f4#
- 1...Se5
- 2.Sdf4#
- 1...Qa2
- 2.Sf4#
- 2.f4#
- 1...Rg1
- 2.Sdf4#
- 2.Sef4#
- 1...Bg3
- 2.Sef4#
- 1...Bg5
- 2.Sef4#
- 2.f4#
- 1...Sd5
- 2.Sef4#
- 2.f4#
- 1...f5
- 2.Sdf4#
- 2.Sef4#
- 1...Ke3!
- threat
- 1.Bc7?
- threat
- 2.Sdf4#
- 2.Sef4#
- 2.f4#
- 1...Qb3
- 2.f4#
- 1...Se5
- 2.Sdf4#
- 1...Qa2
- 2.Sf4#
- 2.f4#
- 1...Rg1
- 2.Sdf4#
- 2.Sef4#
- 1...Bg3
- 2.Sef4#
- 1...Bg5
- 2.Sef4#
- 2.f4#
- 1...Sd5
- 2.Sef4#
- 2.f4#
- 1...f5
- 2.Sdf4#
- 2.Sef4#
- 1...Ke3!
- threat
- 1.Bb8?
- threat
- 2.Sdf4#
- 2.Sef4#
- 2.f4#
- 1...Qb3
- 2.f4#
- 1...Se5
- 2.Sdf4#
- 1...Qa2
- 2.Sf4#
- 2.f4#
- 1...Rg1
- 2.Sdf4#
- 2.Sef4#
- 1...Bg3
- 2.Sef4#
- 1...Bg5
- 2.Sef4#
- 2.f4#
- 1...Sd5
- 2.Sef4#
- 2.f4#
- 1...f5
- 2.Sdf4#
- 2.Sef4#
- 1...Ke3!
- threat
- 1.Bh2?
- Keys
- 1.Bg5!
- threat
- 2.Sdf4#
- 2.Sef4#
- 2.f4#
- 1...Bxg5
- 2.Sef4#
- 2.f4#
- 1...fxg5
- 2.Sef4#
- 2.f4#
- 1...Qb3
- 2.f4#
- 1...Se5
- 2.Sdf4#
- 1...Qa2
- 2.Sf4#
- 2.f4#
- 1...Rg1
- 2.Sdf4#
- 2.Sef4#
- 1...Bg3
- 2.Sef4#
- 1...Sd5
- 2.Sef4#
- 2.f4#
- 1...f5
- 2.Sdf4#
- 2.Sef4#
- threat
- 1.Bg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- S(l);N_GUARD::R(J)+S(H),XS(l)
- Tries
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- Q(a);P_PINS(H)::B(G)+P(C)
- S(l);::S(B)
- B(i);::R(J)+S(H),DCHECK
- Refutation
- K(g);P-FLIGHT
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- Q(a);P_PINS(H)::B(G)+P(C)
- S(l);::S(B)
- B(i);::R(J)+S(H),DCHECK
- Refutation
- K(g);P-FLIGHT
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- Q(a);P_PINS(H)::B(G)+P(C)
- S(l);::S(B)
- B(i);::R(J)+S(H),DCHECK
- Refutation
- K(g);P-FLIGHT
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- Q(a);P_PINS(H)::B(G)+P(C)
- S(l);::S(B)
- B(i);::R(J)+S(H),DCHECK
- Refutation
- K(g);P-FLIGHT
- Try
- Actual
- B(F);
- Threat
- DUALS(3)
- Vars
- Q(a);P_PINS(H)::B(G)+P(C)
- S(l);::S(B)
- B(i);::R(J)+S(H),DCHECK
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).