MESON Chess Problem Database
Problem Display
PID: 232566 (1B3R2/1P3Np1/K7/5b1p/1QNn1Pkr/7p/3pP1nP/1R6 w - - 0 1)
Heyl, Peter
Freie Presse, 2012
#2
11 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bxb1
- 2.Sfe5#
- 1...Bc2
- 2.Sfe5#
- 1...Bd3
- 2.Se5#
- 1...Be4
- 2.Sfe5#
- 1...Be6
- 2.Sfe5#
- 1...Bg6
- 2.Sfe5#
- 1...Bd7
- 2.Sfe5#
- 1...Bh7
- 2.Sfe5#
- 1...Bc8
- 2.Sfe5#
- 1...Se1
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sxf4
- 2.Se3#
- 2.Sce5#
- 1...Sc2
- 2.Sce5#
- 1...Sxe2
- 2.Sce5#
- 1...Sb3
- 2.Sce5#
- 1...Sb5
- 2.Sce5#
- 1...Se6
- 2.Sce5#
- 1...g5
- 2.Sh6#
- 1...g6
- 2.Sh6#
- 1...Bxb1
- Tries
- 1.Rf1?
- threat
- 2.Sce5#
- 2.Sfe5#
- 1...Sxf4
- 2.Se3#
- 2.Sce5#
- 2.Rxf4#
- 1...Bb1
- 2.Sfe5#
- 1...Bc2
- 2.Sfe5#
- 1...Bd3
- 2.Se5#
- 1...Be4
- 2.Sfe5#
- 1...Be6
- 2.Sfe5#
- 1...Bg6
- 2.Sfe5#
- 1...Bd7
- 2.Sfe5#
- 1...Bh7
- 2.Sfe5#
- 1...Bc8
- 2.Sfe5#
- 1...Sf3
- 2.exf3#
- 1...Sc6!
- threat
- 1.Rg1?
- threat
- 2.Se3#
- 1...Sxe2
- 2.Sce5#
- 1...Bd3
- 2.Se5#
- 1...Sc2
- 2.Sce5#
- 1...d1S!
- threat
- 1.Rg8?
- threat
- 2.Sh6#
- 1...Sxf4
- 2.Se3#
- 2.Sce5#
- 1...Sxe2
- 2.Sce5#
- 1...Bg6!
- threat
- 1.Qc3?
- threat
- 2.Qg3#
- 1...Bxb1
- 2.Sfe5#
- 1...Bc2
- 2.Sfe5#
- 1...Bd3
- 2.Se5#
- 1...Be4
- 2.Sfe5#
- 1...Be6
- 2.Sfe5#
- 1...Bg6
- 2.Sfe5#
- 1...Bd7
- 2.Sfe5#
- 1...Bh7
- 2.Sfe5#
- 1...Bc8
- 2.Sfe5#
- 1...Se3
- 2.Sxe3#
- 1...Sf3
- 2.Qxf3#
- 2.exf3#
- 1...Sxe2!
- threat
- 1.Rf1?
- Keys
- 1.Rb3!
- threat
- 2.Rg3#
- 1...Sxe2
- 2.Sce5#
- 1...Sxb3
- 2.Sce5#
- 1...Bb1
- 2.Sfe5#
- 1...Bc2
- 2.Sfe5#
- 1...Bd3
- 2.Se5#
- 1...Be4
- 2.Sfe5#
- 1...Be6
- 2.Sfe5#
- 1...Bg6
- 2.Sfe5#
- 1...Bd7
- 2.Sfe5#
- 1...Bh7
- 2.Sfe5#
- 1...Bc8
- 2.Sfe5#
- 1...Se3
- 2.Sxe3#
- 1...Sf3
- 2.exf3#
- threat
- 1.Rb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- B(g);XR(A)::S(I)
- B(g);::S(I)
- B(g);P_PINS(E)::S(I)
- B(g);P_PINP(H)::S(I)
- S(b);N_GUARD::S(E)
- S(b);N_GUARD::S(E),XS(b)
- S(d);::S(E)
- S(d);XP(B)::S(E)
- P(i);N_GUARD::S(I)
- Tries
- Try
- R(A);
- Threat
- DUALS(2)
- Vars
- B(g);::S(I)
- B(g);P_PINS(E)::S(I)
- B(g);P_PINP(H)::S(I)
- S(d);OGATE::P(B),XS(d)
- Refutation
- S(d);
- Try
- R(A);P_PINS(b)
- Threat
- S(E)
- Vars
- S(d);XP(B)::S(E)
- B(g);P_PINS(E)::S(I)
- S(d);::S(E)
- Refutation
- P(a);
- Try
- R(K);P_PINP(i)
- Threat
- S(I)
- Vars
- S(d);XP(B)::S(E)
- Refutation
- B(g);N_SPINP(i)
- Try
- Q(D);
- Threat
- QAR1(D)
- Vars
- B(g);XR(A)::S(I)
- B(g);::S(I)
- B(g);P_PINS(E)::S(I)
- B(g);P_PINP(H)::S(I)
- S(b);N_GUARD::S(E),XS(b)
- Refutation
- S(d);XP(B)
- Try
- Actual
- R(A);
- Threat
- R1(A)
- Vars
- S(d);XP(B)::S(E)
- S(d);XR(A)::S(E)
- B(g);::S(I)
- B(g);P_PINS(E)::S(I)
- B(g);P_PINP(H)::S(I)
- S(b);N_GUARD::S(E),XS(b)
- S(d);OGATE::P(B),XS(d)
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).