MESON Chess Problem Database
Problem Display
PID: 49232 (8/2p2NN1/p1P5/Qb5B/3p1P2/3PpPkp/7R/2B1K2R w K - 0 1)
Gruber, Bratoljub
Problem (Zagreb), 1955
#2
12 + 7
| 273 | Mat Plus | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Kxf4
- 2.Qxc7#
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...e2
- 2.Sf5#
- 1...Kxf4
- Tries
- 1.Ke2?
- 1...Kxf4
- 2.Qxc7#
- 1...Kh4
- 2.Rxh3#
- 2.Qe1#
- 1...Bxc6
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...Bxd3+!
- 1...Kxf4
- 1.Sh6?
- 1...Kh4
- 2.Shf5#
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...e2
- 2.Shf5#
- 2.Sgf5#
- 1...Kxf4!
- 1...Kh4
- 1.Sd8?
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...e2
- 2.Sf5#
- 1...Kxf4!
- 1...Kh4
- 1.Sh8?
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...e2
- 2.Sf5#
- 1...Kxf4!
- 1...Kh4
- 1.Se6?
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...e2!
- 1...Kh4
- 1.Bb2?
- 1...Kxf4
- 2.Qxc7#
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...e2!
- 1...Kxf4
- 1.Bd2?
- 1...Kxf4
- 2.Qxc7#
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...e2
- 2.Sf5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...exd2+!
- 1...Kxf4
- 1.Ba3?
- 1...Kxf4
- 2.Qxc7#
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...e2!
- 1...Kxf4
- 1.Bxe3?
- threat
- 2.Sf5#
- 1...Kh4
- 2.Bf2#
- 2.Rxh3#
- 1...Bxd3
- 2.Qg5#
- 1...dxe3!
- threat
- 1.Rg1+?
- 1...Kxf4
- 2.Qxc7#
- 1...Kh4
- 2.Rg4#
- 1...Kxh2!
- 1...Kxf4
- 1.Rxh3+?
- 1...Kxf4
- 2.Qxc7#
- 1...Kg2!
- 1...Kxf4
- 1.Qxc7?
- threat
- 2.Sf5#
- 1...Kh4
- 2.Rxh3#
- 1...Bxd3!
- threat
- 1.Qxb5?
- threat
- 2.Qg5#
- 1...Kxf4
- 2.Qe5#
- 2.Qg5#
- 1...Kh4
- 2.Rxh3#
- 2.Qg5#
- 1...axb5!
- threat
- 1.Ke2?
- Keys
- 1.0-0!
- 1...Kxf4
- 2.Qxc7#
- 1...Kh4
- 2.Qe1#
- 1...Bxd3
- 2.Qg5#
- 1...Bxc6
- 2.Qg5#
- 1...e2
- 2.Sf5#
- 2.Qe1#
- 1...Ba4
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...Kxf4
- 1.0-0!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- K(b);OGATEB,P_SPINP(a),S_FLIGHT,XP(G)::QAB(H),XP(g)
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- P(a);::S(L)
- Tries
- Try
- K(B);P-FLIGHT,P_SPINP(E)
- Vars
- K(b);OGATEB,P_SPINP(a),S_FLIGHT,XP(G)::QAB(H),XP(g)
- B(e);N_PINP(E),OGATE,XP(J)::QAR2(H)
- B(e);N_PINP(E),OGATE::QAR2(H)
- B(e);OGATE::QAR2(H)
- Refutation
- B(e);CHECK,XP(E)
- Try
- S(K);
- Vars
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- B(e);OGATE::QAR2(H)
- Refutation
- K(b);P_SPINP(a),S_FLIGHT,XP(G)
- Try
- S(K);
- Vars
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- B(e);OGATE::QAR2(H)
- P(a);::S(L)
- Refutation
- K(b);P_SPINP(a),S_FLIGHT,XP(G)
- Try
- S(K);
- Vars
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- B(e);OGATE::QAR2(H)
- P(a);::S(L)
- Refutation
- K(b);P_SPINP(a),S_FLIGHT,XP(G)
- Try
- S(L);
- Vars
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- B(e);OGATE::QAR2(H)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XP(G)::QAB(H),XP(g)
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- B(e);OGATE::QAR2(H)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- K(b);OGATEB,P_SPINP(a),S_FLIGHT,XP(G)::QAB(H),XP(g)
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- P(a);::S(L)
- B(e);OGATE::QAR2(H)
- Refutation
- P(a);CHECK,XB(A)
- Try
- B(A);
- Vars
- K(b);OGATEB,S_FLIGHT,XP(G)::QAB(H),XP(g)
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- B(e);OGATE::QAR2(H)
- Refutation
- P(a);
- Try
- B(A);XP(a)
- Threat
- S(L)
- Vars
- B(e);OGATE,XP(E)::QAR2(H)
- Refutation
- P(d);XB(A)
- Try
- R(C);CHECK
- Vars
- K(b);P_SPINP(a),S_FLIGHT,XP(G)::QAB(H),XP(g)
- K(b);OGATE,P_SPINP(c),S_FLIGHT::R1(C)
- Refutation
- K(b);S_FLIGHT,XR(D)
- Try
- R(D);CHECK,XP(c)
- Vars
- K(b);P_SPINP(a),S_FLIGHT,XP(G)::QAB(H),XP(g)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(H);XP(g)
- Threat
- S(L)
- Vars
- K(b);P_SPINP(c),S_FLIGHT::R1(D),XP(c)
- Refutation
- B(e);XP(E)
- Try
- Q(H);XB(e)
- Threat
- QAR2(H)
- Refutation
- P(f);XQ(H)
- Try
- Actual
- K(B);0-0
- Vars
- K(b);OGATEB,P_SPINP(a),S_FLIGHT,XP(G)::QAB(H),XP(g)
- K(b);P_SPINP(c),S_FLIGHT::QAB(H)
- B(e);OGATE,XP(E)::QAR2(H)
- B(e);OGATE,XP(J)::QAR2(H)
- B(e);OGATE::QAR2(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).