MESON Chess Problem Database
Problem Display
PID: 176329 (1b6/p3R1B1/6p1/3p2r1/q2pPN1R/2P1k2P/1P2PNp1/3bQ1Kn w - - 0 1)
Rieg, Hartmut
1st Prize, Schach-Echo, 1973
#2
12 + 11
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qc2
- 2.Bxd4#
- 1...Qb3
- 2.Bxd4#
- 1...Qb5
- 2.Sxd1#
- 2.Bxd4#
- 1...Qc6
- 2.Sxd1#
- 2.Bxd4#
- 1...Qd7
- 2.Sxd1#
- 2.Bxd4#
- 1...Qe8
- 2.Sxd1#
- 2.Bxd4#
- 1...Qa1
- 2.Bxd4#
- 1...Qa2
- 2.Sxd1#
- 2.Bxd4#
- 1...Qa3
- 2.Sxd1#
- 2.Bxd4#
- 1...Qb4
- 2.Sxd1#
- 1...Qc4
- 2.Sxd1#
- 1...Qa5
- 2.Sxd1#
- 2.Bxd4#
- 1...Qa6
- 2.Sxd1#
- 2.Bxd4#
- 1...Rg3
- 2.Sxd5#
- 1...Rg4
- 2.Sxd5#
- 1...Re5
- 2.Sxg2#
- 1...Rf5
- 2.Sxg2#
- 1...Rh5
- 2.Sxg2#
- 1...Bc2
- 2.Qc1#
- 1...Bxe2
- 2.Qxe2#
- 1...Bb3
- 2.Qc1#
- 1...Be5
- 2.Sxd5#
- 1...Sg3
- 2.Sxg2#
- 1...dxc3
- 2.Qxc3#
- 1...dxe4
- 2.Rxe4#
- 1...Qc2
- Tries
- 1.Sg4+?
- 1...Rxg4
- 2.Sxd5#
- 1...Kxf4!
- 1...Rxg4
- 1.Be5?
- threat
- 2.Sxd5#
- 1...Rxe5
- 2.Sxg2#
- 1...Bxe2
- 2.Qxe2#
- 1...dxe4
- 2.Sd5#
- 1...Qb3
- 2.Bxd4#
- 1...Qb5
- 2.Bxd4#
- 1...Qc6
- 2.Bxd4#
- 1...Qd7
- 2.Bxd4#
- 1...Qa2
- 2.Bxd4#
- 1...Qa5
- 2.Bxd4#
- 1...Bb3
- 2.Qc1#
- 1...Qc4!
- threat
- 1.Bh6?
- threat
- 2.Sxg2#
- 2.Sxd5#
- 1...Bxe2
- 2.Qxe2#
- 1...dxc3
- 2.Qxc3#
- 1...dxe4
- 2.Sxg2#
- 2.Sd5#
- 2.Rxe4#
- 1...Qb3
- 2.Sxg2#
- 1...Qb5
- 2.Sxd1#
- 2.Sxg2#
- 1...Qc6
- 2.Sxd1#
- 2.Sxg2#
- 1...Qd7
- 2.Sxd1#
- 2.Sxg2#
- 1...Qa2
- 2.Sxd1#
- 2.Sxg2#
- 1...Qc4
- 2.Sxd1#
- 2.Sxg2#
- 1...Qa5
- 2.Sxd1#
- 2.Sxg2#
- 1...Bb3
- 2.Sxg2#
- 2.Qc1#
- 1...Bxf4!
- threat
- 1.Rg4?
- threat
- 2.Sxg2#
- 1...Rxg4
- 2.Sxd5#
- 1...Bxe2
- 2.Qxe2#
- 1...Bxf4!
- threat
- 1.Re5?
- threat
- 2.Sxd5#
- 1...Rxe5
- 2.Sxg2#
- 1...Bxe2
- 2.Qxe2#
- 1...dxc3
- 2.Qxc3#
- 1...dxe4
- 2.Sd5#
- 2.Rxe4#
- 1...Qb5
- 2.Sxd1#
- 1...Qc6
- 2.Sxd1#
- 1...Qd7
- 2.Sxd1#
- 1...Qa2
- 2.Sxd1#
- 1...Qc4
- 2.Sxd1#
- 1...Qa5
- 2.Sxd1#
- 1...Bb3
- 2.Qc1#
- 1...Qb3!
- threat
- 1.Qxd1?
- threat
- 2.Qc1#
- 2.Qd3#
- 1...Bxf4
- 2.Qd3#
- 1...Sxf2
- 2.Qc1#
- 1...Rg4
- 2.Sxd5#
- 2.Qc1#
- 1...Qc2
- 2.Bxd4#
- 2.Qxd4#
- 1...Qb5
- 2.Bxd4#
- 2.Qc1#
- 2.Qxd4#
- 1...Qa1
- 2.Bxd4#
- 1...Qc4
- 2.Qc1#
- 1...Qa6
- 2.Bxd4#
- 2.Qc1#
- 2.Qxd4#
- 1...d3
- 2.Qxd3#
- 1...Qxd1+!
- threat
- 1.b3?
- threat
- 2.Sxd1#
- 1...Qxb3
- 2.Bxd4#
- 1...Bxe2
- 2.Qxe2#
- 1...Bxb3
- 2.Qc1#
- 1...Rg4
- 2.Sxd5#
- 1...Qa1
- 2.Bxd4#
- 1...Re5
- 2.Sxg2#
- 1...Bc2
- 2.Qc1#
- 1...Be5
- 2.Sxd5#
- 1...Sxf2!
- threat
- 1.exd5+?
- 1...Re5
- 2.Sxg2#
- 1...Be5!
- 1...Re5
- 1.Sg4+?
- Keys
- 1.b4!
- threat
- 2.Bxd4#
- 1...Qxb4
- 2.Sxd1#
- 1...Bxe2
- 2.Qxe2#
- 1...dxc3
- 2.Qxc3#
- 1...Rg4
- 2.Sxd5#
- 1...Re5
- 2.Sxg2#
- 1...Be5
- 2.Sxd5#
- 1...d3
- 2.Bd4#
- threat
- 1.b4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 11
- Sets
- Q(e);N_GUARD::B(L),XP(f)
- Q(e);N_GUARD::S(E),XB(a)
- R(h);N_GUARD::S(I),XP(g)
- R(h);N_GUARD::S(I),XP(c)
- B(a);OGATE::QAB(A)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
- B(k);S_CUTR(h)::S(I),XP(g)
- S(b);S_CUTR(h)::S(I),XP(c)
- P(f);OGATE,XP(F)::QAR2(A),XP(f)
- P(g);OGATE,P_SPINP(g),XP(H)::R1(K),XP(g)
- Tries
- Try
- S(E);CHECK
- Vars
- R(h);XS(E)::S(I),XP(g)
- Refutation
- K(d);S_FLIGHT,XS(I)
- Try
- B(L);
- Threat
- S(I),XP(g)
- Vars
- R(h);N_GUARD,XB(L)::S(I),XP(c)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
- P(g);XP(H)::S(I)
- Q(e);N_GUARD::B(L),XP(f)
- B(a);OGATE::QAB(A)
- Refutation
- Q(e);
- Try
- B(L);
- Threat
- DUALS(2)
- Vars
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
- P(f);OGATE,XP(F)::QAR2(A),XP(f)
- Q(e);::S(I),XP(c)
- Refutation
- B(k);XS(I)
- Try
- R(J);
- Threat
- S(I),XP(c)
- Vars
- R(h);N_GUARD,XR(J)::S(I),XP(g)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
- Refutation
- B(k);XS(I)
- Try
- R(K);
- Threat
- S(I),XP(g)
- Vars
- R(h);N_GUARD,XR(K)::S(I),XP(c)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
- P(f);OGATE,XP(F)::QAR2(A),XP(f)
- Q(e);N_GUARD::S(E),XB(a)
- B(a);OGATE::QAB(A)
- Refutation
- Q(e);
- Try
- Q(A);XB(a)
- Threat
- DUALS(2)
- Vars
- B(k);XS(I)::QAR1(A)
- S(b);XS(E)::QAB(A)
- Q(e);N_GUARD,P_PINQ(A)::B(L),XP(f)
- Q(e);::QAB(A)
- P(f);::QAR1(A),XP(f)
- Refutation
- Q(e);CHECK,XQ(A)
- Try
- P(C);
- Threat
- S(E),XB(a)
- Vars
- Q(e);N_GUARD,XP(C)::B(L),XP(f)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
- B(a);OGATE,XP(C)::QAB(A)
- R(h);N_GUARD::S(I),XP(g)
- Q(e);N_GUARD::B(L),XP(f)
- R(h);N_GUARD::S(I),XP(c)
- B(a);OGATE::QAB(A)
- B(k);S_CUTR(h)::S(I),XP(g)
- Refutation
- S(b);XS(E)
- Try
- P(H);CHECK,XP(g)
- Vars
- R(h);P_SPINR(h)::S(I),XP(c)
- Refutation
- B(k);P_SPINB(k)
- Try
- Actual
- P(C);
- Threat
- B(L),XP(f)
- Vars
- Q(e);N_GUARD,XP(C)::S(E),XB(a)
- B(a);OGATE,P_SPINB(a),XP(D)::QAR1(A),XB(a)
- P(f);OGATE,XP(F)::QAR2(A),XP(f)
- R(h);N_GUARD::S(I),XP(g)
- R(h);N_GUARD::S(I),XP(c)
- B(k);S_CUTR(h)::S(I),XP(g)
- P(f);::B(L)
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).