MESON Chess Problem Database
Problem Display
PID: 146545 (5b2/6NK/1Q6/r3k1P1/2p3n1/1bNB4/2n5/2BR4 w - - 0 1)
Paslack, Rainer
Probleemblad, 2012
#2
8 + 7
SOLUTION
- SOUND
- Sets
- 1...Sf2
- 2.Qf6#
- 1...Sh2
- 2.Qf6#
- 1...Se3
- 2.Qf6#
- 1...Sf6+
- 2.Qxf6#
- 1...Sh6
- 2.Qf6#
- 1...Sf2
- Tries
- 1.Bf1?
- threat
- 2.Qe6#
- 1...Sf6+
- 2.Qxf6#
- 1...Sce3
- 2.Qd4#
- 1...Sge3
- 2.Qf6#
- 1...Ra6
- 2.Rd5#
- 1...Bd6
- 2.Qxd6#
- 1...Sd4
- 2.Qxd4#
- 1...Bxg7!
- threat
- 1.Bxc2?
- threat
- 2.Qd4#
- 2.Qe6#
- 1...Sf6+
- 2.Qxf6#
- 1...Bxg7
- 2.Qd6#
- 1...Se3
- 2.Qxe3#
- 2.Qd4#
- 2.Qf6#
- 1...Rc5
- 2.Qe6#
- 1...Rd5
- 2.Rxd5#
- 2.Qe6#
- 1...Ra6
- 2.Rd5#
- 2.Qd4#
- 1...Bc5
- 2.Rd5#
- 2.Qe6#
- 1...Bd6
- 2.Qd4#
- 2.Qxd6#
- 1...Bxc2+!
- threat
- 1.Be2?
- threat
- 2.Qe6#
- 1...Sf6+
- 2.Qxf6#
- 1...Sce3
- 2.Qd4#
- 1...Sge3
- 2.Qf6#
- 1...Ra6
- 2.Rd5#
- 1...Bd6
- 2.Qxd6#
- 1...Sd4
- 2.Qxd4#
- 1...Bxg7!
- threat
- 1.Bxc4?
- threat
- 2.Qe6#
- 1...Sf6+
- 2.Qxf6#
- 1...Sce3
- 2.Qd4#
- 1...Sge3
- 2.Qf6#
- 1...Ra6
- 2.Rd5#
- 1...Bd6
- 2.Qxd6#
- 1...Sd4
- 2.Qxd4#
- 1...Bxc4!
- threat
- 1.Be4?
- threat
- 2.Qe6#
- 1...Sf6+
- 2.Qxf6#
- 1...Bxg7
- 2.Qd6#
- 1...Sge3
- 2.Qf6#
- 1...Ra6
- 2.Rd5#
- 1...Bd6
- 2.Qxd6#
- 1...Sd4
- 2.Qxd4#
- 1...Sce3!
- threat
- 1.Bf5?
- threat
- 2.Qe6#
- 1...Sf6+
- 2.Qxf6#
- 1...Sce3
- 2.Qd4#
- 1...Ra6
- 2.Rd5#
- 1...Bd6
- 2.Qxd6#
- 1...Sd4
- 2.Qxd4#
- 1...Sge3!
- threat
- 1.Qxa5+?
- 1...Kd4
- 2.Se2#
- 2.Sf5#
- 2.Se6#
- 2.Bf1#
- 2.Bxc2#
- 2.Be2#
- 2.Be4#
- 2.Bf5#
- 2.Bg6#
- 1...Bc5
- 2.Qxc5#
- 1...Kd6!
- 1...Kd4
- 1.Bf1?
- Keys
- 1.Bg6!
- threat
- 2.Qe6#
- 1...Sf6+
- 2.Qxf6#
- 1...Bxg7
- 2.Qd6#
- 1...Sce3
- 2.Qd4#
- 1...Sge3
- 2.Qf6#
- 1...Ra6
- 2.Rd5#
- 1...Bd6
- 2.Qxd6#
- 1...Sd4
- 2.Qxd4#
- threat
- 1.Bg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 3
- Sets
- S(d);N_GUARD::QAB1(F)
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- Tries
- Try
- B(D);
- Threat
- QAR1(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- S(a);N_GUARD::QAB1(F)
- S(d);N_GUARD::QAB1(F)
- R(e);N_GUARD::R1(B)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(a);N_GUARD::QAB1(F),XS(a)
- Refutation
- B(g);XS(G)
- Try
- B(D);XS(a)
- Threat
- DUALS(2)
- Vars
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- B(g);N_GUARD,XS(G)::QAB1(F)
- R(e);::QAR1(F)
- Refutation
- B(b);CHECK,XB(D)
- Try
- B(D);
- Threat
- QAR1(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- S(a);N_GUARD::QAB1(F)
- S(d);N_GUARD::QAB1(F)
- R(e);N_GUARD::R1(B)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(a);N_GUARD::QAB1(F),XS(a)
- Refutation
- B(g);XS(G)
- Try
- B(D);XP(c)
- Threat
- QAR1(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- S(a);N_GUARD::QAB1(F)
- S(d);N_GUARD::QAB1(F)
- R(e);N_GUARD::R1(B)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(a);N_GUARD::QAB1(F),XS(a)
- Refutation
- B(b);XB(D)
- Try
- B(D);
- Threat
- QAR1(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- B(g);N_GUARD,XS(G)::QAB1(F)
- S(d);N_GUARD::QAB1(F)
- R(e);N_GUARD::R1(B)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(a);N_GUARD::QAB1(F),XS(a)
- Refutation
- S(a);
- Try
- B(D);
- Threat
- QAR1(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- S(a);N_GUARD::QAB1(F)
- R(e);N_GUARD::R1(B)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(a);N_GUARD::QAB1(F),XS(a)
- Refutation
- S(d);
- Try
- Q(F);CHECK,XR(e)
- Vars
- B(g);N_GUARD,P_SPINB(g)::QAR2(F),XB(g)
- Refutation
- K(f);S_FLIGHT
- Try
- Actual
- B(D);
- Threat
- QAR1(F)
- Vars
- S(d);CHECK,N_GUARD::QAB1(F),XS(d)
- B(g);N_GUARD,XS(G)::QAB1(F)
- S(a);N_GUARD::QAB1(F)
- S(d);N_GUARD::QAB1(F)
- R(e);N_GUARD::R1(B)
- B(g);N_GUARD::QAB1(F),XB(g)
- S(a);N_GUARD::QAB1(F),XS(a)
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).