MESON Chess Problem Database
Problem Display
PID: 49899 (8/Q1p5/2p5/2r3P1/1p2P3/1P1P4/2PPR3/R3K1Bk w Q - 0 1)
Gruber, Bratoljub
Mat Plus, 1995
#2
11 + 5
SOLUTION
- SOUND
- Sets
- 1...Kxg1
- 2.0-0-0#
- 1...Rxc2
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Kxg1
- Tries
- 1.Kd1?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Bh2?
- threat
- 2.0-0-0#
- 1...Rxc2
- 2.Qg1#
- 1...Rf5
- 2.Qg1#
- 1...Rxg5!
- threat
- 1.Rb1?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Rc1?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Rd1?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Ra2?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Ra4?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Ra5?
- 1...Rxc2
- 2.Rh2#
- 1...Rxa5
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Ra6?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1!
- 1...Rxc2
- 1.Rg2?
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg2!
- 1...Rxc2
- 1.Qb6?
- 1...Kxg1
- 2.0-0-0#
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...cxb6!
- 1...Kxg1
- 1.Qxc7?
- threat
- 2.Qh2#
- 1...Kxg1
- 2.Qh2#
- 2.0-0-0#
- 1...Re5!
- threat
- 1.c3?
- 1...Kxg1
- 2.0-0-0#
- 1...Rxc3
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...bxc3!
- 1...Kxg1
- 1.c4?
- 1...Kxg1
- 2.0-0-0#
- 1...Rxc4
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...bxc4 ep!
- 1...Kxg1
- 1.e5?
- 1...Kxg1
- 2.0-0-0#
- 1...Rxc2
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Rxe5!
- 1...Kxg1
- 1.g6?
- 1...Kxg1
- 2.0-0-0#
- 1...Rxc2
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Rg5
- 2.Rh2#
- 1...Rh5!
- 1...Kxg1
- 1.0-0-0?
- threat
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bxc5#
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 2.Rh2#
- 1...Rc4
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 2.Rh2#
- 1...Ra5
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 2.Rh2#
- 1...Rb5
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 2.Rh2#
- 1...Rd5
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 2.Rh2#
- 1...Re5
- 2.Bh2#
- 2.Be3#
- 2.Bd4#
- 2.Bc5#
- 2.Bb6#
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Rxc2+!
- threat
- 1.Kd1?
- Keys
- 1.Rf2!
- 1...Kxg1
- 2.Ke2#
- 1...Rxc2
- 2.Rh2#
- 1...Rxg5
- 2.Rh2#
- 1...Rc3
- 2.Rh2#
- 1...Rc4
- 2.Rh2#
- 1...Ra5
- 2.Rh2#
- 1...Rb5
- 2.Rh2#
- 1...Rd5
- 2.Rh2#
- 1...Re5
- 2.Rh2#
- 1...Rf5
- 2.Rh2#
- 1...Kxg1
- 1.Rf2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(a);P-FLIGHT,P_SPINR(c),XB(C)::0-0-0
- R(c);XP(D)::R1(F)
- R(c);::R1(F)
- R(c);XP(J)::R1(F)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- B(C);
- Threat
- 0-0-0
- Vars
- R(c);OGATE,XP(D)::QAR1(K)
- R(c);OGATE::QAR1(K)
- Refutation
- R(c);XP(J)
- Try
- R(A);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- R(A);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- R(A);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- R(A);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- R(A);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- R(A);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XR(A)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- R(A);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- K(a);P-FLIGHT,P_SPINR(c),XB(C)
- Try
- R(F);
- Vars
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- R(c);P_PINP(I)::R1(F)
- Refutation
- K(a);S_FLIGHT,XR(F)
- Try
- Q(K);
- Vars
- K(a);P-FLIGHT,P_SPINR(c),XB(C)::0-0-0
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- P(e);XQ(K)
- Try
- Q(K);XP(e)
- Threat
- QAR1(K)
- Refutation
- R(c);
- Try
- P(D);
- Vars
- K(a);P-FLIGHT,P_SPINR(c),XB(C)::0-0-0
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- P(b);XP(D)
- Try
- P(D);
- Vars
- K(a);P-FLIGHT,P_SPINR(c),XB(C)::0-0-0
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- Refutation
- P(b);EP,XP(D)
- Try
- P(I);
- Vars
- K(a);P-FLIGHT,P_SPINR(c),XB(C)::0-0-0
- R(c);XP(D)::R1(F)
- R(c);::R1(F)
- Refutation
- R(c);P_PINR(F),XP(I)
- Try
- P(J);
- Vars
- K(a);P-FLIGHT,P_SPINR(c),XB(C)::0-0-0
- R(c);XP(D)::R1(F)
- R(c);::R1(F)
- Refutation
- R(c);
- Try
- K(B);0-0-0,P_SPINP(D)
- Threat
- DUALS(5)
- Vars
- R(c);N_PINP(D),XP(J)::R1(F)
- R(c);N_PINP(D)::R1(F)
- Refutation
- R(c);CHECK,XP(D)
- Try
- Actual
- R(F);
- Vars
- K(a);P-FLIGHT,XB(C)::R(A)+K(B)
- R(c);XP(D)::R1(F)
- R(c);XP(J)::R1(F)
- R(c);::R1(F)
- R(c);P_PINP(I)::R1(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).