MESON Chess Problem Database
Problem Display
PID: 81395 (2q5/b1R4B/3pN3/nN3n2/4P1Q1/1P1kP1pK/2p5/2B5 w - - 0 1)
Paslack, Rainer
Die Schwalbe, 2008
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Qa6
- 2.Rc3#
- 1...Qxe6
- 2.Rc3#
- 1...Qb7
- 2.Rc3#
- 1...Qd7
- 2.Rc3#
- 1...Qa8
- 2.Rc3#
- 1...Qb8
- 2.Rc3#
- 1...Qd8
- 2.Rc3#
- 1...Qe8
- 2.Rc3#
- 1...Qf8
- 2.Rc3#
- 1...Qg8
- 2.Rc3#
- 1...Sxe3
- 2.Sf4#
- 1...Sd4
- 2.Sf4#
- 1...Sh4
- 2.Sf4#
- 1...Sh6
- 2.Sf4#
- 1...Se7
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Qa6
- Tries
- 1.Bxf5?
- threat
- 2.Sf4#
- 2.e5#
- 1...Qxe6
- 2.Rc3#
- 1...Bxe3
- 2.e5#
- 1...Qb7
- 2.Sf4#
- 2.Rc3#
- 1...Qa8
- 2.Sf4#
- 2.Rc3#
- 1...Qf8
- 2.Sf4#
- 2.Rc3#
- 1...Qh8+!
- threat
- 1.e5?
- threat
- 2.Bxf5#
- 1...Qxe6
- 2.Rc3#
- 1...Qb7
- 2.Rc3#
- 1...Qa8
- 2.Rc3#
- 1...Qf8
- 2.Rc3#
- 1...Qh8
- 2.Rc3#
- 1...dxe5!
- threat
- 1.Bxf5?
- Keys
- 1.Qf3!
- threat
- 2.Sf4#
- 1...Qxe6
- 2.Rc3#
- 1...Sxe3
- 2.e5#
- 1...Sd4
- 2.exd4#
- 1...Sh4
- 2.Qf1#
- 1...Sh6
- 2.Qf1#
- 1...Se7
- 2.Qf1#
- 1...Sg7
- 2.Qf1#
- threat
- 1.Qf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 0
- REMOVED MATES = 9
- Sets
- Q(h);N_GUARD::R1(I)
- Q(h);N_GUARD,XS(H)::R1(I)
- S(e);XP(C)::S(H)
- S(e);::S(H)
- Tries
- Try
- B(J);XS(e)
- Threat
- DUALS(2)
- Vars
- Q(h);N_GUARD,XS(H)::R1(I)
- B(g);XP(C)::B(J)+P(E)
- Refutation
- Q(h);CHECK
- Try
- P(E);P_PINS(e)
- Threat
- B(J),XS(e)
- Vars
- Q(h);N_GUARD,XS(H)::R1(I)
- Q(h);N_GUARD::R1(I)
- Q(h);N_GUARD,P_PINB(J)::R1(I)
- Refutation
- P(f);XP(E)
- Try
- Actual
- Q(F);
- Threat
- S(H)
- Vars
- Q(h);N_GUARD,XS(H)::R1(I)
- S(e);P_PINS(H),P_SPINS(e),XP(C)::B(J)+P(E)
- S(e);OGATE,P_PINS(H)::QAR(F)+P(C),XS(e)
- S(e);P_PINS(H)::QAB(F)
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).