MESON Chess Problem Database
Problem Display
PID: 49097 (8/2pN4/8/p7/kqRNn3/1pQ5/bP6/R3K3 w Q - 0 1)
Gruber, Bratoljub
Mat Plus, 1995
#2
7 + 7
SOLUTION
- SOUND
- Sets
- 1...Qxc4
- 2.Qxc4#
- 1...Sd2
- 2.Sc5#
- 1...Sf2
- 2.Sc5#
- 1...Sxc3
- 2.Sc5#
- 1...Sg3
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sg5
- 2.Sc5#
- 1...Sd6
- 2.Sc5#
- 1...Sf6
- 2.Sc5#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Qxc4
- Tries
- 1.Rb1?
- 1...Qxc4
- 2.Qxc4#
- 1...Sxc3
- 2.Sc5#
- 1...Sd2
- 2.Sc5#
- 1...Sf2
- 2.Sc5#
- 1...Sg3
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sg5
- 2.Sc5#
- 1...Sd6
- 2.Sc5#
- 1...Sf6
- 2.Sc5#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Bxb1!
- 1...Qxc4
- 1.Rc1?
- 1...Qxc4
- 2.Qxc4#
- 1...Sxc3
- 2.Sc5#
- 1...Sd2
- 2.Sc5#
- 1...Sf2
- 2.Sc5#
- 1...Sg3
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sg5
- 2.Sc5#
- 1...Sd6
- 2.Sc5#
- 1...Sf6
- 2.Sc5#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Bb1!
- 1...Qxc4
- 1.Rd1?
- 1...Qxc4
- 2.Qxc4#
- 1...Sxc3
- 2.Sc5#
- 1...Sd2
- 2.Sc5#
- 1...Sf2
- 2.Sc5#
- 1...Sg3
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sg5
- 2.Sc5#
- 1...Sd6
- 2.Sc5#
- 1...Sf6
- 2.Sc5#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Bb1!
- 1...Qxc4
- 1.Qd2?
- 1...Sxd2
- 2.Sc5#
- 1...Sf2
- 2.Sc5#
- 1...Sc3
- 2.Sc5#
- 1...Sg3
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sg5
- 2.Sc5#
- 1...Sd6
- 2.Sc5#
- 1...Sf6
- 2.Sc5#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Qxc4!
- 1...Sxd2
- 1.Rb1?
- Keys
- 1.0-0-0!
- 1...Qxc4
- 2.Qxc4#
- 1...Sxc3
- 2.Sc5#
- 1...Sd2
- 2.Sc5#
- 1...Bb1
- 2.Qxb3#
- 1...Sf2
- 2.Sc5#
- 1...Sg3
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sg5
- 2.Sc5#
- 1...Sd6
- 2.Sc5#
- 1...Sf6
- 2.Sc5#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Qxc4
- 1.0-0-0!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(d);N_PINQ(D),N_SPINQ(d),XR(E)::QAR2(D),XQ(d)
- S(e);N_GUARD,N_PINQ(D)::S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD,XQ(D)::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(g);N_GUARD::S(G)
- Tries
- Try
- R(A);N_PINB(a)
- Vars
- Q(d);N_PINQ(D),N_SPINQ(d),XR(E)::QAR2(D),XQ(d)
- S(e);N_GUARD,XQ(D)::S(G)
- S(e);N_GUARD,N_PINQ(D)::S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(g);N_GUARD::S(G)
- Refutation
- B(a);XR(A)
- Try
- R(A);N_PINB(a)
- Vars
- Q(d);N_PINQ(D),N_SPINQ(d),XR(E)::QAR2(D),XQ(d)
- S(e);N_GUARD,XQ(D)::S(G)
- S(e);N_GUARD,N_PINQ(D)::S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(g);N_GUARD::S(G)
- Refutation
- B(a);
- Try
- R(A);N_PINB(a)
- Vars
- Q(d);N_PINQ(D),N_SPINQ(d),XR(E)::QAR2(D),XQ(d)
- S(e);N_GUARD,XQ(D)::S(G)
- S(e);N_GUARD,N_PINQ(D)::S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(g);N_GUARD::S(G)
- Refutation
- B(a);
- Try
- Q(D);
- Vars
- S(e);N_GUARD,XQ(D)::S(G)
- S(e);N_GUARD::S(G)
- S(e);N_GUARD,N_PINQ(D)::S(G)
- S(e);N_GUARD::S(G),XS(e)
- P(g);N_GUARD::S(G)
- Refutation
- Q(d);N_PINQ(D),N_SPINQ(d),XR(E)
- Try
- Actual
- K(B);0-0-0,N_PINB(a),N_SPINQ(D)
- Vars
- Q(d);N_SPINQ(d),OGATE,P_PINQ(D),XR(E)::QAR2(D),XQ(d)
- S(e);N_GUARD,XQ(D)::S(G)
- S(e);N_GUARD::S(G)
- B(a);N_GUARD::QAB1(D),XP(b)
- S(e);N_GUARD::S(G),XS(e)
- P(g);N_GUARD::S(G)
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).