MESON Chess Problem Database
Problem Display
PID: 278156 (6Q1/3B1N2/6n1/5rN1/2K3k1/6PR/6P1/8 w - - 0 1)
Popa, Nicolae
Phenix, 2008
#2
8 + 3
SOLUTION
- SOUND
- Sets
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se5+
- 2.Sxe5#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 1...Sf4
- Tries
- 1.Kb3?
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se5
- 2.Sxe5#
- 2.Sh6#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 1...Sh4!
- 1...Sf4
- 1.Kc3?
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se5
- 2.Sxe5#
- 2.Sh6#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 1...Sh4!
- 1...Sf4
- 1.Kb4?
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se5
- 2.Sxe5#
- 2.Sh6#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 1...Sh4!
- 1...Sf4
- 1.Kd4?
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se5
- 2.Sxe5#
- 2.Sh6#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 1...Sh4!
- 1...Sf4
- 1.Se5+?
- 1...Kxg5
- 2.Qxg6#
- 1...Sxe5+!
- 1...Kxg5
- 1.Be6?
- 1...Se5+
- 2.Sxe5#
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 1...Sh4!
- 1...Se5+
- 1.Bc8?
- 1...Se5+
- 2.Sxe5#
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 1...Sh4!
- 1...Se5+
- 1.Qh7?
- threat
- 2.Qh5#
- 1...Sf4
- 2.Bxf5#
- 2.Qxf5#
- 2.Qh4#
- 1...Sh4
- 2.Qxh4#
- 1...Se5+!
- threat
- 1.Qg7?
- 1...Se5+
- 2.Sxe5#
- 1...Sf4
- 2.Se5#
- 2.Sh6#
- 1...Se7
- 2.Se5#
- 2.Sh6#
- 2.Qd4#
- 1...Sf8
- 2.Se5#
- 2.Sh6#
- 2.Qd4#
- 1...Sh8
- 2.Se5#
- 2.Sh6#
- 2.Qd4#
- 1...Sh4!
- 1...Se5+
- 1.Qb8?
- 1...Sh4
- 2.Rxh4#
- 1...Sf4
- 2.Qxf4#
- 1...Se7
- 2.Rh4#
- 2.Qf4#
- 1...Sf8
- 2.Rh4#
- 2.Qf4#
- 1...Sh8
- 2.Rh4#
- 2.Qf4#
- 1...Se5+!
- 1...Sh4
- 1.Kb3?
- Keys
- 1.Se6!
- threat
- 2.Sh6#
- 1...Rf4+
- 2.Sxf4#
- 1...Rc5+
- 2.Sxc5#
- 1...Rxf7
- 2.Qxg6#
- 1...Rh5
- 2.Seg5#
- threat
- 1.Se6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- S(c);CHECK,N_GUARD::S(G),XS(c)
- Tries
- Try
- K(D);S_FLIGHT
- Refutation
- S(c);
- Try
- K(D);P-FLIGHT
- Refutation
- S(c);
- Try
- K(D);P-FLIGHT
- Refutation
- S(c);
- Try
- K(D);P-FLIGHT
- Refutation
- S(c);
- Try
- S(G);CHECK
- Vars
- K(a);N_SPINR(b),P-FLIGHT,P_SPINS(c),XS(E)::QAR1(H),XS(c)
- Refutation
- S(c);CHECK,XS(G)
- Try
- B(F);
- Vars
- S(c);CHECK,N_GUARD::S(G),XS(c)
- Refutation
- S(c);
- Try
- B(F);
- Vars
- S(c);CHECK,N_GUARD::S(G),XS(c)
- Refutation
- S(c);
- Try
- Q(H);
- Threat
- QAB1(H)
- Vars
- S(c);N_GUARD::QAR1(H),XS(c)
- Refutation
- S(c);CHECK
- Try
- Q(H);
- Vars
- S(c);CHECK,N_GUARD::S(G),XS(c)
- Refutation
- S(c);
- Try
- Q(H);
- Vars
- S(c);N_GUARD::R1(C),XS(c)
- S(c);N_GUARD::QAR1(H),XS(c)
- Refutation
- S(c);CHECK
- Try
- Actual
- S(E);N_PINR(b),P_PINS(c)
- Threat
- S(G)
- Vars
- R(b);CHECK::B(F)+S(E),XR(b)
- R(b);N_GUARD,XS(G)::QAR2(H),XS(c)
- R(b);::B(F)+S(E)
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).