MESON Chess Problem Database
Problem Display
PID: 278293 (4qb2/2Q5/4k1p1/6P1/4P1NK/4P3/4rP1B/5B2 w - - 0 1)
Moen, Kabe
The Problemist, 2024
#2
9 + 5
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Bc4#
- 1...Ra2
- 2.Bc4#
- 1...Rb2
- 2.Bc4#
- 1...Rxf2
- 2.Bc4#
- 1...Rxe3
- 2.Bc4#
- 1...Re1
- Tries
- 1.Se5?
- threat
- 2.Bh3#
- 1...Rxf2
- 2.Bc4#
- 1...Rxe3
- 2.Bc4#
- 1...Qd7
- 2.Qxd7#
- 1...Qf7!
- threat
- 1.Sf6?
- threat
- 2.Bh3#
- 1...Rxf2
- 2.Bc4#
- 1...Rxe3
- 2.Bc4#
- 1...Qd7
- 2.Qxd7#
- 1...Qe7
- 2.Qc4#
- 1...Be7
- 2.Qc4#
- 1...Qb5!
- threat
- 1.Bh3?
- threat
- 2.Se5#
- 2.Sf6#
- 2.Sh6#
- 1...Rxf2
- 2.Sxf2#
- 1...Rxe3
- 2.Sxe3#
- 1...Qe7
- 2.Se5#
- 2.Sh6#
- 1...Be7
- 2.Se5#
- 2.Sh6#
- 1...Qb5
- 2.Se5#
- 1...Qf7
- 2.Sf6#
- 1...Bh6
- 2.Se5#
- 2.Sf6#
- 2.Sxh6#
- 1...Qd7!
- threat
- 1.Se5?
- Keys
- 1.Sh6!
- threat
- 2.Bh3#
- 1...Rxf2
- 2.Bc4#
- 1...Rxe3
- 2.Bc4#
- 1...Qd7
- 2.Qe5#
- 1...Qb5
- 2.Qf7#
- 1...Qf7
- 2.Qxf7#
- threat
- 1.Sh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- R(a);OGATE::B(A)
- R(a);OGATE,XP(B)::B(A)
- R(a);OGATE,XP(D)::B(A)
- Tries
- Try
- S(F);
- Threat
- B(A)
- Vars
- R(a);OGATE,XP(B)::B(A)
- R(a);OGATE,XP(D)::B(A)
- Q(d);N_GUARD::QAB1(I),XQ(d)
- Refutation
- Q(d);
- Try
- S(F);
- Threat
- B(A)
- Vars
- R(a);OGATE,XP(B)::B(A)
- R(a);OGATE,XP(D)::B(A)
- Q(d);N_GUARD::QAB1(I),XQ(d)
- Q(d);SBLOCK::QAB(I)
- B(e);SBLOCK::QAB(I)
- Refutation
- Q(d);
- Try
- B(A);
- Threat
- DUALS(3)
- Vars
- R(a);XP(B)::B(A)+S(F),XR(a)
- R(a);XP(D)::B(A)+S(F),XR(a)
- Q(d);::B(A)+S(F)
- Refutation
- Q(d);
- Try
- Actual
- S(F);
- Threat
- B(A)
- Vars
- R(a);OGATE,XP(B)::B(A)
- R(a);OGATE,XP(D)::B(A)
- Q(d);SBLOCK::QAR1(I)
- Q(d);N_GUARD::QAB1(I)
- Q(d);N_GUARD::QAB1(I),XQ(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).