MESON Chess Problem Database
Problem Display
PID: 199840 (1b2R1b1/1N1n4/p2Q3r/3p1Pq1/4Ppn1/1PPkBB1N/1Pp4p/2K1R3 w - - 0 1)
Brugge, Joachim
Gockel, Hubert
Die Schwalbe, 2019
#2
13 + 12
SOLUTION
- SOUND
- Sets
- 1...Qh4
- 2.Sxf4#
- 1...Qf6
- 2.Sxf4#
- 1...Qe7
- 2.Sxf4#
- 1...Qd8
- 2.Sxf4#
- 1...Qh5
- 2.Sxf4#
- 1...Qg6
- 2.Sxf4#
- 1...Qg7
- 2.Sxf4#
- 1...Rxh3
- 2.Qxa6#
- 1...Rh4
- 2.Qxa6#
- 1...Rh5
- 2.Qxa6#
- 1...Re6
- 2.Qxd5#
- 1...Rh7
- 2.Qxa6#
- 1...Rh8
- 2.Qxa6#
- 1...Be6
- 2.Qxa6#
- 1...Bh7
- 2.Qxd5#
- 1...Sf2
- 2.Sxf2#
- 1...Sxe3
- 2.Sf2#
- 2.Be2#
- 1...Sge5
- 2.Sf2#
- 1...Sgf6
- 2.Sf2#
- 2.Qxa6#
- 1...Sc5
- 2.Sxc5#
- 1...Sde5
- 2.Sc5#
- 1...Sb6
- 2.Sc5#
- 1...Sdf6
- 2.Sc5#
- 2.Qxa6#
- 1...Sf8
- 2.Sc5#
- 1...fxe3
- 2.Be2#
- 1...d4
- 2.Qxd4#
- 1...Qh4
- Tries
- 1.Bf2?
- threat
- 2.Be2#
- 1...Sxf2
- 2.Sxf2#
- 1...Qe7
- 2.Sxf4#
- 1...Re6
- 2.Qxd5#
- 1...Be6
- 2.Qxa6#
- 1...Sde5
- 2.Sc5#
- 1...Sge5!
- threat
- 1.Bd4?
- threat
- 2.Be2#
- 1...Qe7
- 2.Sxf4#
- 1...Be6
- 2.Qxa6#
- 1...Sge5
- 2.Sf2#
- 1...Sde5
- 2.Sc5#
- 1...Re6!
- threat
- 1.Bxf4?
- threat
- 2.Be2#
- 1...Qxf4+
- 2.Sxf4#
- 1...Re6
- 2.Qxd5#
- 1...Be6
- 2.Qxa6#
- 1...Sge5
- 2.Sf2#
- 2.Re3#
- 1...Sde5
- 2.Sc5#
- 1...Qe7!
- threat
- 1.Bc5?
- threat
- 2.Be2#
- 1...Sxc5
- 2.Sxc5#
- 1...Qe7
- 2.Sxf4#
- 1...Re6
- 2.Qxd5#
- 1...Be6
- 2.Qxa6#
- 1...Sge5
- 2.Sf2#
- 1...d4
- 2.Qxd4#
- 1...Sde5!
- threat
- 1.Bb6?
- threat
- 2.Be2#
- 1...Sxb6
- 2.Sc5#
- 1...Qe7
- 2.Sxf4#
- 1...Re6
- 2.Qxd5#
- 1...Sge5
- 2.Sf2#
- 1...Sc5
- 2.Sxc5#
- 1...Sde5
- 2.Sc5#
- 1...d4
- 2.Qxd4#
- 1...Be6!
- threat
- 1.Ba7?
- threat
- 2.Be2#
- 1...Qe7
- 2.Sxf4#
- 1...Re6
- 2.Qxd5#
- 1...Be6
- 2.Qxa6#
- 1...Sge5
- 2.Sf2#
- 1...Sc5
- 2.Sxc5#
- 1...Sde5
- 2.Sc5#
- 1...Sb6
- 2.Sc5#
- 1...d4
- 2.Qxd4#
- 1...Bxa7!
- threat
- 1.Bxg4?
- threat
- 2.Sf2#
- 1...Rxh3
- 2.Qxa6#
- 1...fxe3
- 2.Be2#
- 1...Qh4
- 2.Sxf4#
- 1...h1S!
- threat
- 1.Re6?
- threat
- 2.Qxd5#
- 2.Qxa6#
- 1...Qxf5
- 2.Qxa6#
- 1...Rxe6
- 2.Qxd5#
- 1...Bxe6
- 2.Qxa6#
- 1...Sxe3
- 2.Sf2#
- 2.Be2#
- 1...Qf6
- 2.Sxf4#
- 2.Qxa6#
- 1...Qg7
- 2.Sxf4#
- 2.Qxa6#
- 1...Ba7
- 2.Qxa6#
- 1...Sge5
- 2.Sf2#
- 2.Qxd5#
- 1...Sgf6
- 2.Sf2#
- 2.Qxa6#
- 1...Sc5
- 2.Sxc5#
- 2.Qxd5#
- 1...Sde5
- 2.Sc5#
- 2.Qxd5#
- 1...Sb6
- 2.Sc5#
- 1...Sdf6
- 2.Sc5#
- 2.Qxa6#
- 1...d4
- 2.Qxd4#
- 2.Qxa6#
- 1...a5
- 2.Qxd5#
- 2.Qa6#
- 1...Bxd6!
- threat
- 1.Qc5?
- threat
- 2.Be2#
- 2.Qd4#
- 1...Sxc5
- 2.Sxc5#
- 1...Qf6
- 2.Be2#
- 1...Qe7
- 2.Qd4#
- 1...Qg7
- 2.Be2#
- 1...Re6
- 2.Qd4#
- 2.Qxd5#
- 1...Ba7
- 2.Be2#
- 1...Be6
- 2.Qd4#
- 1...Sge5
- 2.Sf2#
- 2.Qd4#
- 1...Sde5
- 2.Qd4#
- 1...d4
- 2.Qxd4#
- 1...Be5!
- threat
- 1.exd5?
- threat
- 2.Be2#
- 2.Be4#
- 1...Qxf5
- 2.Be2#
- 1...h1Q
- 2.Be2#
- 1...h1B
- 2.Be2#
- 1...Qe7
- 2.Sxf4#
- 1...Be6
- 2.Qxa6#
- 1...Sf2
- 2.Sxf2#
- 2.Be2#
- 1...Sge5
- 2.Sf2#
- 1...Sgf6
- 2.Sf2#
- 2.Be2#
- 2.Qxa6#
- 1...Sc5
- 2.Sxc5#
- 2.Be2#
- 1...Sde5
- 2.Sc5#
- 1...Sdf6
- 2.Sc5#
- 2.Be2#
- 2.Qxa6#
- 1...Re6!
- threat
- 1.Bf2?
- Keys
- 1.Bd2!
- threat
- 2.Be2#
- 1...Qe7
- 2.Sxf4#
- 1...Re6
- 2.Qxd5#
- 1...Be6
- 2.Qxa6#
- 1...Sge5
- 2.Sf2#
- 1...Sde5
- 2.Sc5#
- threat
- 1.Bd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 18
- Sets
- Q(g);N_GUARD::S(H),XP(d)
- R(i);N_GUARD,XS(H)::QAB(K),XP(h)
- R(i);N_GUARD::QAB(K),XP(h)
- R(i);S_CUTB(l)::QAR2(K),XP(f)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- B(l);N_GUARD::QAR2(K),XP(f)
- S(e);N_GUARD::S(H),XS(e)
- S(e);N_GUARD::S(H)
- S(j);N_GUARD::S(L),XS(j)
- S(j);N_GUARD::S(L)
- P(d);SBLOCK,XB(F)::B(G)
- P(f);OGATE::QAR1(K),XP(f)
- Tries
- Try
- B(F);
- Threat
- B(G)
- Vars
- S(e);XB(F)::S(H),XS(e)
- Q(g);N_GUARD::S(H),XP(d)
- R(i);S_CUTB(l)::QAR2(K),XP(f)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- S(j);N_GUARD::S(L)
- Refutation
- S(e);
- Try
- B(F);N_PINP(f)
- Threat
- B(G)
- Vars
- Q(g);N_GUARD::S(H),XP(d)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- S(e);N_GUARD::S(H)
- S(j);N_GUARD::S(L)
- Refutation
- R(i);
- Try
- B(F);P_SPINB(F),XP(d)
- Threat
- B(G)
- Vars
- Q(g);CHECK,XB(F)::S(H),XQ(g)
- R(i);S_CUTB(l)::QAR2(K),XP(f)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- S(j);N_GUARD::S(L)
- Refutation
- Q(g);N_PINB(F)
- Try
- B(F);
- Threat
- B(G)
- Vars
- S(j);XB(F)::S(L),XS(j)
- Q(g);N_GUARD::S(H),XP(d)
- R(i);S_CUTB(l)::QAR2(K),XP(f)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- S(e);N_GUARD::S(H)
- P(f);OGATE::QAR1(K),XP(f)
- Refutation
- S(j);
- Try
- B(F);
- Threat
- B(G)
- Vars
- S(j);N_GUARD,XB(F)::S(L)
- Q(g);N_GUARD::S(H),XP(d)
- R(i);S_CUTB(l)::QAR2(K),XP(f)
- S(e);N_GUARD::S(H)
- S(j);N_GUARD::S(L),XS(j)
- S(j);N_GUARD::S(L)
- P(f);OGATE::QAR1(K),XP(f)
- Refutation
- B(l);
- Try
- B(F);
- Threat
- B(G)
- Vars
- Q(g);N_GUARD::S(H),XP(d)
- R(i);S_CUTB(l)::QAR2(K),XP(f)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- S(e);N_GUARD::S(H)
- S(j);N_GUARD::S(L),XS(j)
- S(j);N_GUARD::S(L)
- P(f);OGATE::QAR1(K),XP(f)
- Refutation
- B(k);XB(F)
- Try
- B(G);XS(e)
- Threat
- S(H)
- Vars
- R(i);N_GUARD,XS(H)::QAB(K),XP(h)
- P(d);SBLOCK,XB(F)::B(G)
- Q(g);N_GUARD::S(H),XP(d)
- Refutation
- P(b);
- Try
- R(M);
- Threat
- DUALS(2)
- Vars
- Q(g);XP(J)::QAB(K),XP(h)
- R(i);XR(M)::QAR2(K),XP(f)
- B(l);XR(M)::QAB(K),XP(h)
- B(k);::QAB(K),XP(h)
- S(j);N_GUARD::S(L)
- Refutation
- B(k);N_SPINP(f),XQ(K)
- Try
- Q(K);N_PINP(f)
- Threat
- DUALS(2)
- Vars
- S(j);XQ(K)::S(L),XS(j)
- Q(g);::B(G)
- Q(g);::QAR1(K)
- B(k);::B(G)
- B(l);::QAR1(K)
- S(j);::QAR1(K)
- P(f);::QAR1(K),XP(f)
- Refutation
- B(k);
- Try
- P(I);XP(f)
- Threat
- DUALS(2)
- Vars
- Q(g);XP(J)::B(G)
- P(b);P_PINR(B)::B(G)
- P(b);::B(G)
- Q(g);N_GUARD::S(H),XP(d)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- S(e);N_GUARD::S(H)
- S(j);N_GUARD::S(L)
- Refutation
- R(i);
- Try
- Actual
- B(F);
- Threat
- B(G)
- Vars
- Q(g);N_GUARD::S(H),XP(d)
- R(i);S_CUTB(l)::QAR2(K),XP(f)
- B(l);S_CUTR(i)::QAB(K),XP(h)
- S(e);N_GUARD::S(H)
- S(j);N_GUARD::S(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).