MESON Chess Problem Database
Problem Display
PID: 49836 (8/8/7p/6bR/2pkNP2/2NP4/5P2/R3K3 w Q - 0 1)
Gruber, Bratoljub
Mat Plus, 1995
#2
8 + 4
SOLUTION
- SOUND
- Sets
- 1...Kxd3
- 2.0-0-0#
- 1...Bxf4
- 2.Rd5#
- 1...Bh4
- 2.Rd5#
- 1...Bf6
- 2.Rd5#
- 1...Be7
- 2.Rd5#
- 1...Bd8
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Kxd3
- Tries
- 1.Kd1?
- 1...Bxf4
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Bh4
- 2.Rd5#
- 1...Bf6
- 2.Rd5#
- 1...Be7
- 2.Rd5#
- 1...Bd8
- 2.Rd5#
- 1...Kxd3!
- 1...Bxf4
- 1.Kf1?
- 1...Bxf4
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Bh4
- 2.Rd5#
- 1...Bf6
- 2.Rd5#
- 1...Be7
- 2.Rd5#
- 1...Bd8
- 2.Rd5#
- 1...Kxd3!
- 1...Bxf4
- 1.Kd2?
- 1...cxd3
- 2.Ra4#
- 1...Bh4
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bf6
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Be7
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bd8
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bxf4+!
- 1...cxd3
- 1.Ke2?
- 1...Bxf4
- 2.Sb5#
- 2.Rd5#
- 1...Bh4
- 2.Sb5#
- 2.Rd5#
- 1...Bf6
- 2.Sb5#
- 2.Rd5#
- 1...Be7
- 2.Sb5#
- 2.Rd5#
- 1...Bd8
- 2.Sb5#
- 2.Rd5#
- 1...cxd3+!
- 1...Bxf4
- 1.Rb1?
- 1...Bxf4
- 2.Rd5#
- 1...cxd3
- 2.Rb4#
- 1...Bh4
- 2.Rd5#
- 1...Bf6
- 2.Rd5#
- 1...Be7
- 2.Rd5#
- 1...Bd8
- 2.Rd5#
- 1...Kxd3!
- 1...Bxf4
- 1.Rd1?
- 1...Bxf4
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bh4
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bf6
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Be7
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bd8
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...cxd3!
- 1...Bxf4
- 1.Ra3?
- 1...Bxf4
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Bh4
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bf6
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Be7
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Bd8
- 2.Se2#
- 2.Sb5#
- 2.Rd5#
- 1...Kxd3!
- 1...Bxf4
- 1.Ra4?
- 1...Bxf4
- 2.Rd5#
- 1...Bh4
- 2.Rd5#
- 1...Bf6
- 2.Rd5#
- 1...Be7
- 2.Rd5#
- 1...Bd8
- 2.Rd5#
- 1...Kxd3!
- 1...Bxf4
- 1.Ra5?
- threat
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Kxd3!
- threat
- 1.Ra6?
- threat
- 2.Rd6#
- 1...Bxf4
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Be7
- 2.Rd5#
- 1...Kxd3!
- threat
- 1.Ra7?
- threat
- 2.Rd7#
- 1...Bxf4
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Be7
- 2.Rd5#
- 1...Kxd3!
- threat
- 1.Ra8?
- 1...Bxf4
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Bh4
- 2.Rd5#
- 1...Bf6
- 2.Rd5#
- 1...Be7
- 2.Rd5#
- 1...Bd8
- 2.Rd5#
- 2.Rxd8#
- 1...Kxd3!
- 1...Bxf4
- 1.Rxg5?
- threat
- 2.Rd5#
- 1...Kxd3
- 2.0-0-0#
- 1...cxd3
- 2.Ra4#
- 1...hxg5!
- threat
- 1.Kd1?
- Keys
- 1.Ra2!
- 1...Kxd3
- 2.Rd2#
- 1...Bxf4
- 2.Rd5#
- 1...cxd3
- 2.Ra4#
- 1...Bh4
- 2.Rd5#
- 1...Bf6
- 2.Rd5#
- 1...Be7
- 2.Rd5#
- 1...Bd8
- 2.Rd5#
- 1...Kxd3
- 1.Ra2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(b);P-FLIGHT,XP(E)::0-0-0
- B(c);OGATE,XP(G)::R1(H)
- B(c);OGATE,P_PINP(C)::R1(H)
- B(c);OGATE::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- B(c);OGATE,XP(G)::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- B(c);OGATE::R1(H)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- K(B);P-FLIGHT
- Vars
- B(c);OGATE,XP(G)::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- B(c);OGATE::R1(H)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- K(B);P_SPINP(G),S_FLIGHT
- Vars
- P(a);OGATEB,XP(E)::R(A)
- Refutation
- B(c);CHECK,XP(G)
- Try
- K(B);P-FLIGHT
- Refutation
- P(a);CHECK,XP(E)
- Try
- R(A);
- Vars
- B(c);OGATE,XP(G)::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- B(c);OGATE,P_PINP(C)::R1(H)
- B(c);OGATE::R1(H)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(A);
- Refutation
- P(a);P_SPINP(a),XP(E)
- Try
- R(A);
- Vars
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(A);P_PINP(a)
- Vars
- B(c);OGATE,XP(G)::R1(H)
- B(c);OGATE,P_PINP(C)::R1(H)
- B(c);OGATE::R1(H)
- Refutation
- K(b);N_SPINP(a),P-FLIGHT,XP(E)
- Try
- R(A);
- Threat
- R1(A)
- Vars
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(A);
- Threat
- R(A)
- Vars
- B(c);OGATE,XP(G)::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- B(c);OGATE::R1(H)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(A);
- Threat
- R(A)
- Vars
- B(c);OGATE,XP(G)::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- B(c);OGATE::R1(H)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(A);
- Vars
- B(c);OGATE,XP(G)::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- B(c);OGATE,P_PINP(C)::R1(H)
- B(c);OGATE::R1(H)
- Refutation
- K(b);P-FLIGHT,XP(E)
- Try
- R(H);XB(c)
- Threat
- R1(H)
- Vars
- K(b);P-FLIGHT,XP(E)::0-0-0
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- Refutation
- P(d);XR(H)
- Try
- Actual
- R(A);
- Vars
- K(b);OGATEB,P-FLIGHT,XP(E)::R1(A)
- B(c);OGATE,XP(G)::R1(H)
- P(a);OGATEB,SBLOCK,XP(E)::R(A)
- B(c);OGATE,P_PINP(C)::R1(H)
- B(c);OGATE::R1(H)
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).