MESON Chess Problem Database
Problem Display
PID: 7709 (2b2NQ1/6Kp/3NPP2/2Ppk2r/3R3B/2P5/6R1/2n4n w - - 0 1)
Nesic, Milivoj S
3rd Prize, Trioskaya Pravda TT, 1992-1993
#2
11 + 7
SOLUTION
- SOUND
- Sets
- 1...Rxh4
- 2.Rg5#
- 1...Rf5
- 2.Sf7#
- 1...Rg5+
- 2.Rxg5#
- 1...Rh6
- 2.Rg5#
- 1...Ba6
- 2.Sd7#
- 1...Bxe6
- 2.Qxe6#
- 1...Bb7
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Sa2
- 2.Re2#
- 1...Se2
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 1...Sf2
- 2.Bg3#
- 1...Sg3
- 2.Bxg3#
- 1...h6
- 2.Sg6#
- 1...Rxh4
- Tries
- 1.Be1?
- 1...Rg5+
- 2.Rxg5#
- 1...Bxe6
- 2.Qxe6#
- 1...Rf5
- 2.Sf7#
- 1...Rh2
- 2.Rg5#
- 1...Rh3
- 2.Rg5#
- 1...Rh4
- 2.Rg5#
- 1...Rh6
- 2.Rg5#
- 1...Ba6
- 2.Sd7#
- 1...Bb7
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Sa2
- 2.Re2#
- 1...Se2
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 1...Sg3
- 2.Bxg3#
- 1...h6
- 2.Sg6#
- 1...Sf2!
- 1...Rg5+
- 1.Bg5?
- threat
- 2.Bf4#
- 1...Rxg5+
- 2.Rxg5#
- 1...Se2
- 2.Rxe2#
- 1...Sd3
- 2.Re2#
- 1...Rh4!
- threat
- 1.Rf2?
- threat
- 2.Sf7#
- 1...Bxe6
- 2.Qxe6#
- 1...Sxf2
- 2.Bg3#
- 1...Rg5+!
- threat
- 1.Rg3?
- threat
- 2.Re3#
- 1...Rg5+
- 2.Rxg5#
- 1...Rxh4
- 2.Rg5#
- 1...Sxg3
- 2.Bxg3#
- 1...Sf2!
- threat
- 1.Ra4?
- 1...Rg5+
- 2.Rxg5#
- 1...Rxh4
- 2.Rg5#
- 1...Bxe6
- 2.Qxe6#
- 1...Sa2
- 2.Re2#
- 1...Rf5
- 2.Sf7#
- 1...Rh6
- 2.Rg5#
- 1...Ba6
- 2.Sd7#
- 1...Bb7
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Se2
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 1...Sf2
- 2.Bg3#
- 1...Sg3
- 2.Bxg3#
- 1...h6
- 2.Sg6#
- 1...d4!
- 1...Rg5+
- 1.Rb4?
- 1...Rg5+
- 2.Rxg5#
- 1...Rxh4
- 2.Rg5#
- 1...Bxe6
- 2.Qxe6#
- 1...Sa2
- 2.Re2#
- 1...Rf5
- 2.Sf7#
- 1...Rh6
- 2.Rg5#
- 1...Ba6
- 2.Sd7#
- 1...Bb7
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Se2
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 1...Sf2
- 2.Bg3#
- 1...Sg3
- 2.Bxg3#
- 1...h6
- 2.Sg6#
- 1...d4!
- 1...Rg5+
- 1.Qf7?
- threat
- 2.Qxh5#
- 1...Rg5+
- 2.Rxg5#
- 1...Rxh4
- 2.Rg5#
- 1...Bxe6
- 2.Qxe6#
- 1...Rh6
- 2.Rg5#
- 1...Sg3
- 2.Bxg3#
- 1...Rf5!
- threat
- 1.Qxh7?
- threat
- 2.Sf7#
- 2.Qxh5#
- 1...Rg5+
- 2.Rxg5#
- 1...Rxh4
- 2.Sf7#
- 2.Rg5#
- 2.Qf5#
- 1...Bxe6
- 2.Sg6#
- 1...Rf5
- 2.Sf7#
- 2.Qxf5#
- 1...Rh6
- 2.Sf7#
- 2.Rg5#
- 2.Qf5#
- 1...Sg3
- 2.Sf7#
- 2.Bxg3#
- 1...Rxh7+!
- threat
- 1.e7?
- threat
- 2.Qxd5#
- 1...Be6
- 2.Qxe6#
- 1...Bb7
- 2.Sd7#
- 2.Qe6#
- 2.e8Q#
- 2.e8R#
- 1...Rg5+!
- threat
- 1.f7?
- threat
- 2.Bf6#
- 1...Rg5+
- 2.Rxg5#
- 1...Rxh4
- 2.Rg5#
- 1...Rh6
- 2.Rg5#
- 1...Rf5!
- threat
- 1.Be1?
- Keys
- 1.Kh8!
- 1...Rxh4
- 2.Qg5#
- 1...Bxe6
- 2.Qxe6#
- 1...Rg5
- 2.Qxg5#
- 1...Rf5
- 2.Sf7#
- 1...Rh6
- 2.Qg5#
- 1...Ba6
- 2.Sd7#
- 1...Bb7
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Sa2
- 2.Re2#
- 1...Se2
- 2.Rxe2#
- 1...Sb3
- 2.Re2#
- 1...Sd3
- 2.Re2#
- 1...Sf2
- 2.Qg3#
- 1...Sg3
- 2.Qxg3#
- 1...h6
- 2.Sg6#
- 1...Rxh4
- 1.Kh8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(e);N_GUARD,XB(D)::R(A)
- R(e);SBLOCK::S(F)
- R(e);CHECK,N_GUARD::R(A),XR(e)
- R(e);N_GUARD::R(A)
- B(g);N_GUARD::S(J)
- B(g);OGATE,XP(G)::QAR1(K),XB(g)
- B(g);N_GUARD::S(J),XB(g)
- S(a);N_GUARD::R(A)
- S(a);N_GUARD::R(A),XS(a)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- P(f);N_GUARD::S(J)
- Tries
- Try
- B(D);
- Vars
- R(e);CHECK,N_GUARD::R(A),XR(e)
- B(g);OGATE,XP(G)::QAR1(K),XB(g)
- R(e);SBLOCK::S(F)
- R(e);N_GUARD::R(A)
- B(g);N_GUARD::S(J)
- B(g);N_GUARD::S(J),XB(g)
- S(a);N_GUARD::R(A)
- S(a);N_GUARD::R(A),XS(a)
- S(b);N_GUARD::B(D),XS(b)
- P(f);N_GUARD::S(J)
- Refutation
- S(b);
- Try
- B(D);
- Threat
- B(D)
- Vars
- R(e);CHECK,OGATE,XB(D)::R(A),XR(e)
- S(a);N_GUARD::R(A),XS(a)
- S(a);N_GUARD::R(A)
- Refutation
- R(e);
- Try
- R(A);
- Threat
- S(F)
- Vars
- B(g);OGATE,XP(G)::QAR1(K),XB(g)
- S(b);N_GUARD,XR(A)::B(D)
- Refutation
- R(e);CHECK
- Try
- R(A);
- Threat
- R(A)
- Vars
- R(e);CHECK,N_GUARD::R(A),XR(e)
- R(e);N_GUARD,XB(D)::R(A)
- S(b);OGATE,XR(A)::B(D),XS(b)
- Refutation
- S(b);
- Try
- R(C);
- Vars
- R(e);CHECK,N_GUARD::R(A),XR(e)
- R(e);N_GUARD,XB(D)::R(A)
- B(g);OGATE,XP(G)::QAR1(K),XB(g)
- S(a);N_GUARD::R(A)
- R(e);SBLOCK::S(F)
- R(e);N_GUARD::R(A)
- B(g);N_GUARD::S(J)
- B(g);N_GUARD::S(J),XB(g)
- S(a);N_GUARD::R(A),XS(a)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- P(f);N_GUARD::S(J)
- Refutation
- P(c);
- Try
- R(C);
- Vars
- R(e);CHECK,N_GUARD::R(A),XR(e)
- R(e);N_GUARD,XB(D)::R(A)
- B(g);OGATE,XP(G)::QAR1(K),XB(g)
- S(a);N_GUARD::R(A)
- R(e);SBLOCK::S(F)
- R(e);N_GUARD::R(A)
- B(g);N_GUARD::S(J)
- B(g);N_GUARD::S(J),XB(g)
- S(a);N_GUARD::R(A),XS(a)
- S(b);N_GUARD::B(D)
- S(b);N_GUARD::B(D),XS(b)
- P(f);N_GUARD::S(J)
- Refutation
- P(c);
- Try
- Q(K);
- Threat
- QAR(K),XR(e)
- Vars
- R(e);CHECK,N_GUARD::R(A),XR(e)
- R(e);N_GUARD,XB(D)::R(A)
- B(g);OGATE,XP(G)::QAR1(K),XB(g)
- R(e);N_GUARD::R(A)
- S(b);N_GUARD::B(D),XS(b)
- Refutation
- R(e);
- Try
- Q(K);XP(f)
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,N_GUARD::R(A),XR(e)
- B(g);SBLOCK,XP(G)::S(J)
- Refutation
- R(e);CHECK,XQ(K)
- Try
- P(G);
- Threat
- QAR1(K),XP(c)
- Vars
- B(g);N_GUARD::QAR1(K),XB(g)
- Refutation
- R(e);CHECK
- Try
- P(H);
- Threat
- B(D)
- Vars
- R(e);CHECK,N_GUARD::R(A),XR(e)
- R(e);N_GUARD,XB(D)::R(A)
- R(e);N_GUARD::R(A)
- Refutation
- R(e);
- Try
- Actual
- K(I);S_FLIGHT
- Vars
- R(e);N_GUARD,XB(D)::QAR2(K)
- B(g);OGATE,XP(G)::QAR1(K),XB(g)
- R(e);N_GUARD::QAR2(K),XR(e)
- R(e);SBLOCK::S(F)
- R(e);N_GUARD::QAR2(K)
- B(g);N_GUARD::S(J)
- B(g);N_GUARD::S(J),XB(g)
- S(a);N_GUARD::R(A)
- S(a);N_GUARD::R(A),XS(a)
- S(b);N_GUARD::QAB(K)
- S(b);N_GUARD::QAB(K),XS(b)
- P(f);N_GUARD::S(J)
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).