MESON Chess Problem Database
Problem Display
PID: 116168 (6Rn/b3R3/8/r3p1np/3BNk1N/1r1b4/q2P2QK/8 w - - 0 1)
Goldschmidt, Josef
Match: Brazil - Israel, 1969-1971
#2
8 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb6
- 2.Be3#
- 1...Ra3
- 2.Bxe5#
- 1...Ra4
- 2.Bxe5#
- 1...Rc5
- 2.Be3#
- 1...Ra6
- 2.Bxe5#
- 1...Bxe4
- 2.Qxg5#
- 1...Bb5
- 2.Bxe5#
- 1...Bc5
- 2.Bxe5#
- 1...Bb8
- 2.Be3#
- 1...Sf3+
- 2.Qxf3#
- 1...Sh3
- 2.Qf3#
- 1...Sxe4
- 2.Qf3#
- 1...Se6
- 2.Qf3#
- 1...Sgf7
- 2.Qf3#
- 1...Sh7
- 2.Qf3#
- 1...exd4
- 2.Qg3#
- 1...Rb6
- Tries
- 1.Sf2?
- threat
- 2.Qg3#
- 2.Qxg5#
- 1...Sf3+
- 2.Qxf3#
- 1...exd4
- 2.Qg3#
- 1...Bb1
- 2.Qxg5#
- 1...Bf1
- 2.Qxg5#
- 1...Bc2
- 2.Qxg5#
- 1...Be2
- 2.Qxg5#
- 1...Bc4
- 2.Qxg5#
- 1...Be4
- 2.Qxg5#
- 1...Bb5
- 2.Bxe5#
- 2.Qxg5#
- 1...Bf5
- 2.Qxg5#
- 1...Ba6
- 2.Qxg5#
- 1...Bh7
- 2.Qxg5#
- 1...Sh3
- 2.Sxh3#
- 2.Qf3#
- 2.Qg3#
- 1...Se4
- 2.Sh3#
- 2.Qf3#
- 1...Se6
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Sgf7
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Sh7
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Sg6
- 2.Qg3#
- 1...Shf7
- 2.Qg3#
- 1...e4
- 2.Qg3#
- 1...Bg6!
- threat
- 1.Sg3?
- threat
- 2.Sxh5#
- 1...Sf3+
- 2.Qxf3#
- 1...Be2
- 2.Sxe2#
- 1...Bg6
- 2.Se2#
- 1...Kg4!
- threat
- 1.Sc5?
- threat
- 2.Be3#
- 2.Bxe5#
- 2.Qg3#
- 2.Qxg5#
- 1...Sf3+
- 2.Qxf3#
- 1...Rxc5
- 2.Be3#
- 1...Bxc5
- 2.Bxe5#
- 1...exd4
- 2.Qg3#
- 2.Qxg5#
- 1...Qa1
- 2.Be3#
- 2.Qg3#
- 2.Qxg5#
- 1...Qb2
- 2.Be3#
- 2.Qg3#
- 2.Qxg5#
- 1...Bb1
- 2.Bxe5#
- 2.Qxg5#
- 1...Bf1
- 2.Bxe5#
- 2.Qxg5#
- 1...Bc2
- 2.Bxe5#
- 2.Qxg5#
- 1...Be2
- 2.Bxe5#
- 2.Qxg5#
- 1...Bc4
- 2.Bxe5#
- 2.Qxg5#
- 1...Be4
- 2.Bxe5#
- 2.Qxg5#
- 1...Bb5
- 2.Bxe5#
- 2.Qxg5#
- 1...Bf5
- 2.Bxe5#
- 2.Qxg5#
- 1...Ba6
- 2.Bxe5#
- 2.Qxg5#
- 1...Bg6
- 2.Bxe5#
- 1...Bh7
- 2.Bxe5#
- 2.Qxg5#
- 1...Bb8
- 2.Be3#
- 2.Qg3#
- 2.Qxg5#
- 1...Sh3
- 2.Se6#
- 2.Be3#
- 2.Bxe5#
- 2.Qf3#
- 2.Qg3#
- 1...Se4
- 2.Se6#
- 2.Be3#
- 2.Bxe5#
- 2.Qf3#
- 1...Se6
- 2.Sxe6#
- 2.Be3#
- 2.Qf3#
- 2.Qf2#
- 2.Qg3#
- 1...Sgf7
- 2.Se6#
- 2.Be3#
- 2.Qf3#
- 2.Qf2#
- 2.Qg3#
- 1...Sh7
- 2.Se6#
- 2.Be3#
- 2.Bxe5#
- 2.Qf3#
- 2.Qf2#
- 2.Qg3#
- 1...Sg6
- 2.Be3#
- 2.Qg3#
- 1...Shf7
- 2.Be3#
- 2.Qg3#
- 1...e4
- 2.Be3#
- 2.Be5#
- 2.Qg3#
- 2.Qxg5#
- 1...Qxd2!
- threat
- 1.Sxg5?
- threat
- 2.Sh3#
- 2.Se6#
- 2.Qf3#
- 2.Qg3#
- 1...Qxd2
- 2.Sh3#
- 2.Se6#
- 1...exd4
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rb1
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rb2
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rba3
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rc3
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rb4
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rbb5
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rb6
- 2.Sh3#
- 2.Be3#
- 2.Qf3#
- 2.Qg3#
- 1...Rb7
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Rb8
- 2.Sh3#
- 2.Qf3#
- 2.Qg3#
- 1...Ra6
- 2.Sh3#
- 2.Bxe5#
- 2.Qf3#
- 2.Qg3#
- 1...Bb1
- 2.Se6#
- 1...Bf1
- 2.Se6#
- 2.Qe4#
- 1...Bc2
- 2.Se6#
- 1...Be2
- 2.Se6#
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Be4
- 2.Se6#
- 2.Qxe4#
- 1...Bb5
- 2.Se6#
- 2.Bxe5#
- 2.Qe4#
- 1...Ba6
- 2.Se6#
- 2.Qe4#
- 1...Bg6
- 2.Se6#
- 1...Bh7
- 2.Se6#
- 1...Sg6
- 2.Sh3#
- 2.Se6#
- 2.Qg3#
- 1...e4
- 2.Sh3#
- 2.Se6#
- 2.Qg3#
- 1...Bf5!
- threat
- 1.Sf6?
- threat
- 2.Sxh5#
- 2.Qg3#
- 2.Qxg5#
- 1...Sf3+
- 2.Qxf3#
- 1...Qxd2
- 2.Sxh5#
- 2.Qxd2#
- 1...exd4
- 2.Sxh5#
- 2.Qg3#
- 1...Bb1
- 2.Sxh5#
- 2.Qxg5#
- 1...Bf1
- 2.Sxh5#
- 2.Qxg5#
- 1...Bc2
- 2.Sxh5#
- 2.Qxg5#
- 1...Be2
- 2.Qxg5#
- 1...Bc4
- 2.Sxh5#
- 2.Qxg5#
- 1...Be4
- 2.Sxh5#
- 2.Qxg5#
- 1...Bb5
- 2.Sd5#
- 2.Sxh5#
- 2.Bxe5#
- 2.Qxg5#
- 1...Bf5
- 2.Sxh5#
- 2.Qxg5#
- 1...Ba6
- 2.Sxh5#
- 2.Qxg5#
- 1...Bh7
- 2.Sxh5#
- 2.Qxg5#
- 1...Sh3
- 2.Sxh5#
- 2.Qf3#
- 2.Qg3#
- 1...Se4
- 2.Sxh5#
- 2.Qf3#
- 1...Se6
- 2.Sxh5#
- 2.Qf3#
- 2.Qf2#
- 2.Qg3#
- 1...Sgf7
- 2.Sxh5#
- 2.Qf3#
- 2.Qf2#
- 2.Qg3#
- 1...Sh7
- 2.Sxh5#
- 2.Qf3#
- 2.Qf2#
- 2.Qg3#
- 1...Sg6
- 2.Sxh5#
- 2.Qg3#
- 1...Shf7
- 2.Sxh5#
- 2.Qg3#
- 1...e4
- 2.Sxh5#
- 2.Qg3#
- 1...Bg6!
- threat
- 1.Rf7+?
- 1...Sgxf7
- 2.Qf3#
- 1...Shxf7!
- 1...Sgxf7
- 1.Rxg5?
- threat
- 2.Rf5#
- 2.Qf3#
- 1...Qxd2
- 2.Rf5#
- 1...exd4
- 2.Qf3#
- 2.Qf2#
- 2.Qg3#
- 1...Bb1
- 2.Rf5#
- 1...Bf1
- 2.Rf5#
- 1...Bc2
- 2.Rf5#
- 1...Be2
- 2.Rf5#
- 1...Bc4
- 2.Rf5#
- 1...Bb5
- 2.Bxe5#
- 2.Rf5#
- 1...Ba6
- 2.Rf5#
- 1...Bxe4!
- threat
- 1.Rg6?
- threat
- 2.Rf6#
- 1...Sf3+
- 2.Qxf3#
- 1...Bxe4
- 2.Qxg5#
- 1...Sxe4
- 2.Qf3#
- 1...exd4
- 2.Qg3#
- 1...Rb6
- 2.Be3#
- 1...Ra6
- 2.Bxe5#
- 1...Sh7
- 2.Qf3#
- 1...Sxg6!
- threat
- 1.Rf8+?
- 1...Sgf7
- 2.Qf3#
- 1...Shf7!
- 1...Sgf7
- 1.Qf2+?
- 1...Kg4
- 2.Sf6#
- 2.Rxg5#
- 2.Qg3#
- 1...Sf3+
- 2.Qxf3#
- 1...Kxe4!
- 1...Kg4
- 1.Sf2?
- Keys
- 1.Re6!
- threat
- 2.Rf6#
- 1...Sf3+
- 2.Qxf3#
- 1...Bxe4
- 2.Qxg5#
- 1...Sxe4
- 2.Qf3#
- 1...Sxe6
- 2.Qf3#
- 1...exd4
- 2.Qg3#
- 1...Rb6
- 2.Be3#
- 1...Ra6
- 2.Bxe5#
- 1...Sh7
- 2.Qf3#
- threat
- 1.Re6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- R(b);S_CUTB(i)::B(D)
- R(e);N_GUARD::B(D),XP(f)
- R(e);S_CUTB(i)::B(D)
- B(c);SBLOCK,XS(E)::QAB1(B),XS(g)
- B(c);S_CUTR(e)::B(D),XP(f)
- B(i);S_CUTR(e)::B(D),XP(f)
- B(i);N_GUARD::B(D)
- S(g);CHECK,N_GUARD::QAR1(B),XS(g)
- S(g);N_GUARD::QAR1(B)
- S(g);N_GUARD,XS(E)::QAR1(B)
- P(f);XB(D)::QAB1(B)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(g);CHECK,N_GUARD::QAR1(B),XS(g)
- P(f);XB(D)::QAB1(B)
- B(c);::QAB1(B),XS(g)
- S(j);::QAB1(B)
- P(f);::QAB1(B)
- Refutation
- B(c);
- Try
- S(E);
- Threat
- S(E),XP(h)
- Vars
- S(g);CHECK,N_GUARD::QAR1(B),XS(g)
- B(c);N_GUARD::S(E),XB(c)
- B(c);N_GUARD::S(E)
- Refutation
- K(d);P-FLIGHT,P_SPINS(g)
- Try
- S(E);
- Threat
- DUALS(4)
- Vars
- S(g);CHECK,N_GUARD::QAR1(B),XS(g)
- R(e);XS(E)::B(D)
- B(i);XS(E)::B(D),XP(f)
- B(c);::B(D),XP(f)
- Refutation
- Q(a);P_PINQ(B),XP(A)
- Try
- S(E);XS(g)
- Threat
- DUALS(4)
- Vars
- B(c);::S(E)
- B(c);N_GUARD::QAR1(B)
- Refutation
- B(c);
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- S(g);CHECK,N_GUARD::QAR1(B),XS(g)
- B(c);::QAB1(B),XS(g)
- Refutation
- B(c);
- Try
- R(G);CHECK
- Vars
- S(g);XR(G)::QAR1(B)
- Refutation
- S(j);XR(G)
- Try
- R(H);XS(g)
- Threat
- DUALS(2)
- Vars
- Q(a);P_PINQ(B),XP(A)::R1(H)
- B(c);::R1(H)
- Refutation
- B(c);XS(E)
- Try
- R(H);
- Threat
- R(H)
- Vars
- S(g);CHECK,N_GUARD::QAR1(B),XS(g)
- B(c);SBLOCK,XS(E)::QAB1(B),XS(g)
- S(g);N_GUARD,XS(E)::QAR1(B)
- P(f);XB(D)::QAB1(B)
- R(b);S_CUTB(i)::B(D)
- R(e);N_GUARD::B(D),XP(f)
- S(g);N_GUARD::QAR1(B)
- Refutation
- S(j);XR(H)
- Try
- R(H);CHECK
- Vars
- S(g);P_SPINS(g)::QAR1(B)
- Refutation
- S(j);P_SPINS(j)
- Try
- Q(B);CHECK
- Vars
- S(g);CHECK,N_GUARD,P_SPINS(g)::QAR1(B),XS(g)
- Refutation
- K(d);P-FLIGHT,P_SPINP(f),XS(E)
- Try
- Actual
- R(G);
- Threat
- R(G)
- Vars
- S(g);CHECK,N_GUARD::QAR1(B),XS(g)
- B(c);SBLOCK,XS(E)::QAB1(B),XS(g)
- S(g);N_GUARD,XS(E)::QAR1(B)
- S(g);N_GUARD,XR(G)::QAR1(B)
- P(f);XB(D)::QAB1(B)
- R(b);S_CUTB(i)::B(D)
- R(e);N_GUARD::B(D),XP(f)
- S(g);N_GUARD::QAR1(B)
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).