MESON Chess Problem Database
Problem Display
PID: 49086 (8/3p4/2bN4/b1P3p1/kN4R1/Pp2p3/1P2Q3/R3K3 w Q - 0 1)
Gruber, Bratoljub
Mat Plus, 1995
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Bxb4+
- 2.axb4#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bxb4+
- Tries
- 1.Kd1?
- 1...Bxb4
- 2.Qa6#
- 2.axb4#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bf3!
- 1...Bxb4
- 1.Kf1?
- 1...Bxb4
- 2.Qa6#
- 2.axb4#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bg2+!
- 1...Bxb4
- 1.Rb1?
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bxb4+!
- 1...Bb6
- 1.Rc1?
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bxb4+!
- 1...Bb6
- 1.Rd1?
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bxb4+!
- 1...Bb6
- 1.Ra2?
- 1...bxa2
- 2.Qd1#
- 2.Qc2#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bxb4+!
- 1...bxa2
- 1.Rd4?
- 1...Bxb4+
- 2.axb4#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...g4!
- 1...Bxb4+
- 1.Re4?
- 1...Bxb4+
- 2.axb4#
- 1...Bxe4
- 2.Qb5#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...g4!
- 1...Bxb4+
- 1.Qf1?
- 1...Bxb4+
- 2.axb4#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...e2!
- 1...Bxb4+
- 1.Qd3?
- 1...Bxb4+
- 2.axb4#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...e2!
- 1...Bxb4+
- 1.Qc4?
- 1...Bxb4+
- 2.Qxb4#
- 2.axb4#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...e2!
- 1...Bxb4+
- 1.Qa6?
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...e2!
- 1...Bh1
- 1.Kd1?
- Keys
- 1.0-0-0!
- 1...Bxb4
- 2.Qa6#
- 1...Bb6
- 2.Sxc6#
- 1...Bc7
- 2.Sxc6#
- 1...Bd8
- 2.Sxc6#
- 1...Bh1
- 2.Qb5#
- 1...Bg2
- 2.Qb5#
- 1...Bf3
- 2.Qb5#
- 1...Be4
- 2.Qb5#
- 1...Bb5
- 2.Qxb5#
- 1...Bd5
- 2.Qb5#
- 1...Bb7
- 2.Qb5#
- 1...Ba8
- 2.Qb5#
- 1...Bxb4
- 1.0-0-0!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(d);CHECK,OGATE,P_SPINB(d),XS(F)::R(A)+P(E),XB(d)
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Tries
- Try
- K(B);N_SPINS(F),P-FLIGHT
- Vars
- B(d);N_GUARD::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- B(f);P_PINQ(D)
- Try
- K(B);N_SPINS(F),P-FLIGHT
- Vars
- B(d);N_GUARD::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD,P_PINQ(D)::QAB1(D),XB(f)
- Refutation
- B(f);CHECK
- Try
- R(A);
- Vars
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- B(d);CHECK,P_SPINB(d),XS(F)
- Try
- R(A);
- Vars
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- B(d);CHECK,P_SPINB(d),XS(F)
- Try
- R(A);
- Vars
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- B(d);CHECK,P_SPINB(d),XS(F)
- Try
- R(A);
- Vars
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- B(d);CHECK,P_SPINB(d),XS(F)
- Try
- R(G);
- Vars
- B(d);CHECK,OGATE,P_SPINB(d),XS(F)::R(A)+P(E),XB(d)
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- P(e);
- Try
- R(G);
- Vars
- B(d);CHECK,OGATE,P_SPINB(d),XS(F)::R(A)+P(E),XB(d)
- B(f);N_GUARD,XR(G)::QAB1(D)
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D),XB(f)
- B(f);N_GUARD::QAB1(D)
- Refutation
- P(e);
- Try
- Q(D);
- Vars
- B(d);CHECK,OGATE,P_SPINB(d),XS(F)::R(A)+P(E),XB(d)
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- P(b);
- Try
- Q(D);
- Vars
- B(d);CHECK,OGATE,P_SPINB(d),XS(F)::R(A)+P(E),XB(d)
- B(d);N_PINS(F)::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- P(b);
- Try
- Q(D);
- Vars
- B(d);N_PINS(F)::QAR(D)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- P(b);
- Try
- Q(D);P_PINB(d)
- Vars
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(f)
- Refutation
- P(b);
- Try
- Actual
- K(B);0-0-0,N_SPINS(F)
- Vars
- B(d);OGATEB,P_SPINB(d),XS(F)::QAR2(D)
- B(d);N_GUARD::R(G)+S(F),XB(f)
- B(f);N_GUARD::QAB1(D)
- B(f);N_GUARD::QAB1(D),XB(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).