MESON Chess Problem Database
Problem Display
PID: 194824 (1R2b3/n1bp4/1NBN3R/p1k2rn1/1p4pK/1p1QPp2/7B/q1r5 w - - 0 1)
Brugge, Joachim
Die Schwalbe, 2018
#2
9 + 14
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qc4#
- 1...Rd1
- 2.Qc4#
- 1...Re1
- 2.Qc4#
- 1...Rf1
- 2.Qc4#
- 1...Rg1
- 2.Qc4#
- 1...Rh1
- 2.Qc4#
- 1...Rc4
- 2.Qxc4#
- 1...Rf4
- 2.Qd5#
- 1...Rd5
- 2.Qxd5#
- 1...Rf6
- 2.Qd5#
- 1...Rf7
- 2.Qd5#
- 1...Rf8
- 2.Qd5#
- 1...Bxb6
- 2.Sb7#
- 1...Bxd6
- 2.Qxd6#
- 1...Sh3
- 2.Se4#
- 1...Se4
- 2.Sxe4#
- 1...Sf7
- 2.Se4#
- 1...Sh7
- 2.Se4#
- 1...Sb5
- 2.Qxb5#
- 1...Sxc6
- 2.Qb5#
- 1...Sc8
- 2.Qb5#
- 1...Rb1
- Tries
- 1.Ba4?
- threat
- 2.Sb7#
- 1...Bxd6
- 2.Bxd6#
- 2.Qxd6#
- 1...Rf6
- 2.Qd5#
- 1...Bg6
- 2.Sxd7#
- 1...Se6
- 2.Se4#
- 1...Sc6
- 2.Qb5#
- 1...Qf6!
- threat
- 1.Be4?
- threat
- 2.Sb7#
- 1...Bxd6
- 2.Bxd6#
- 1...Qf6
- 2.Sa4#
- 1...Rc4
- 2.Qxc4#
- 1...Rf6
- 2.Qd5#
- 1...Bg6
- 2.Sxd7#
- 1...Sc6
- 2.Qb5#
- 1...Se6!
- threat
- 1.Bb5?
- threat
- 2.Sb7#
- 1...Bxd6
- 2.Bxd6#
- 1...Se6
- 2.Se4#
- 1...Qf6
- 2.Sa4#
- 1...Rc4
- 2.Qxc4#
- 1...Rf6
- 2.Qd5#
- 1...Bg6
- 2.Sxd7#
- 1...Sc6!
- threat
- 1.Bd5?
- threat
- 2.Sb7#
- 1...Bxd6
- 2.Bxd6#
- 1...Se6
- 2.Se4#
- 1...Qf6
- 2.Sa4#
- 1...Rc4
- 2.Qxc4#
- 1...Bg6
- 2.Sxd7#
- 1...Sc6
- 2.Qb5#
- 1...Rf6!
- threat
- 1.Bxd7?
- threat
- 2.Sb7#
- 1...Bxd6
- 2.Bxd6#
- 2.Qxd6#
- 1...Se6
- 2.Se4#
- 1...Qf6
- 2.Sa4#
- 1...Rf6
- 2.Qd5#
- 1...Sc6
- 2.Qb5#
- 1...Bg6!
- threat
- 1.Qxf5+?
- 1...Kxc6
- 2.Qd5#
- 1...Qe5!
- 1...Kxc6
- 1.Ba4?
- Keys
- 1.Ba8!
- threat
- 2.Sb7#
- 1...Bxd6
- 2.Bxd6#
- 1...Se6
- 2.Se4#
- 1...Qf6
- 2.Sa4#
- 1...Rc4
- 2.Qxc4#
- 1...Rf6
- 2.Qd5#
- 1...Bg6
- 2.Sxd7#
- 1...Sc6
- 2.Qb5#
- threat
- 1.Ba8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 17
- Sets
- R(b);N_GUARD::QAR1(B)
- R(b);N_GUARD,P_PINB(A)::QAR1(B)
- R(b);N_GUARD::QAR1(B),XR(b)
- R(i);N_GUARD::QAR1(B)
- R(i);N_GUARD::QAR1(B),XR(i)
- B(l);SBLOCK,XS(E)::S(G)
- B(l);OGATE,XS(G)::QAB1(B),XB(l)
- S(j);N_GUARD::S(G)
- S(j);N_GUARD::S(G),XS(j)
- S(k);N_GUARD::QAR1(B),XS(k)
- S(k);N_GUARD,XB(F)::QAR1(B)
- S(k);N_GUARD::QAR1(B)
- Tries
- Try
- B(F);
- Threat
- S(G)
- Vars
- R(i);N_GUARD::QAR1(B)
- B(n);N_GUARD::S(E),XP(m)
- S(j);N_GUARD::S(G)
- S(k);N_GUARD::QAR1(B)
- Refutation
- Q(a);
- Try
- B(F);
- Threat
- S(G)
- Vars
- B(l);OGATE,XS(G)::B(A),XB(l)
- Q(a);N_GUARD::S(E)
- R(b);N_GUARD::QAR1(B),XR(b)
- R(i);N_GUARD::QAR1(B)
- B(n);N_GUARD::S(E),XP(m)
- S(k);N_GUARD::QAR1(B)
- Refutation
- S(j);
- Try
- B(F);
- Threat
- S(G)
- Vars
- B(l);OGATE,XS(G)::B(A),XB(l)
- S(j);N_GUARD::S(G)
- Q(a);N_GUARD::S(E)
- R(b);N_GUARD::QAR1(B),XR(b)
- R(i);N_GUARD::QAR1(B)
- B(n);N_GUARD::S(E),XP(m)
- Refutation
- S(k);
- Try
- B(F);
- Threat
- S(G)
- Vars
- B(l);OGATE,XS(G)::B(A),XB(l)
- S(j);N_GUARD::S(G)
- Q(a);N_GUARD::S(E)
- R(b);N_GUARD::QAR1(B),XR(b)
- B(n);N_GUARD::S(E),XP(m)
- S(k);N_GUARD::QAR1(B)
- Refutation
- R(i);
- Try
- B(F);XP(m)
- Threat
- S(G)
- Vars
- S(j);N_GUARD::S(G)
- Q(a);N_GUARD::S(E)
- R(i);N_GUARD::QAR1(B)
- S(k);N_GUARD::QAR1(B)
- Refutation
- B(n);
- Try
- Q(B);CHECK,XR(i)
- Vars
- K(h);P-FLIGHT,XB(F)::QAB1(B)
- Refutation
- Q(a);P_SPINQ(a)
- Try
- Actual
- B(F);
- Threat
- S(G)
- Vars
- B(l);OGATE,XS(G)::B(A),XB(l)
- S(j);N_GUARD::S(G)
- Q(a);N_GUARD::S(E)
- R(b);N_GUARD::QAR1(B),XR(b)
- R(i);N_GUARD::QAR1(B)
- B(n);N_GUARD::S(E),XP(m)
- S(k);N_GUARD::QAR1(B)
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).