MESON Chess Problem Database
Problem Display
PID: 208237 (3N2b1/2bP1n1p/r4P1p/qn3B1R/p1N2k2/5P1P/pQ1p2K1/8 w - - 0 1)
Beck, Friedrich
Deutsche Schachblatter, 1990
#2
10 + 12
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Re6
- 2.Sxe6#
- 1...Ra7
- 2.Se6#
- 1...Ra8
- 2.Se6#
- 1...Bb6
- 2.Se6#
- 1...Bd6
- 2.Se6#
- 1...Sa3
- 2.Qd4#
- 1...Sc3
- 2.Qxd2#
- 1...Sd4
- 2.Qxd4#
- 1...Sbd6
- 2.Se6#
- 1...Sa7
- 2.Qd4#
- 1...Sfd6
- 2.Qe5#
- 1...Re6
- Tries
- 1.Bc2?
- threat
- 2.Rf5#
- 1...Rxf6
- 2.Qxf6#
- 1...Sa3
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sbd6
- 2.Se6#
- 1...Sa7
- 2.Qd4#
- 1...Sg5
- 2.Rh4#
- 1...Sfd6
- 2.Qe5#
- 1...Sc3!
- threat
- 1.Bg4?
- threat
- 2.Rf5#
- 1...Rxf6
- 2.Qxf6#
- 1...Sa3
- 2.Qd4#
- 1...Sc3
- 2.Qxd2#
- 1...Sd4
- 2.Qxd4#
- 1...Sbd6
- 2.Se6#
- 1...Sa7
- 2.Qd4#
- 1...Sfd6
- 2.Qe5#
- 1...Sg5!
- threat
- 1.Be6?
- threat
- 2.Rf5#
- 1...Rxe6
- 2.Sxe6#
- 1...Sa3
- 2.Qd4#
- 1...Sc3
- 2.Qxd2#
- 1...Sd4
- 2.Qxd4#
- 1...Sa7
- 2.Qd4#
- 1...Sg5
- 2.Rh4#
- 1...Sfd6
- 2.Qe5#
- 1...Sbd6!
- threat
- 1.Bg6?
- threat
- 2.Rf5#
- 1...Rxf6
- 2.Qxf6#
- 1...Sa3
- 2.Qd4#
- 1...Sc3
- 2.Qxd2#
- 1...Sd4
- 2.Qxd4#
- 1...Sbd6
- 2.Se6#
- 1...Sa7
- 2.Qd4#
- 1...Sg5
- 2.Rh4#
- 1...Sfd6
- 2.Qe5#
- 1...hxg6!
- threat
- 1.Bxh7?
- threat
- 2.Rf5#
- 1...Rxf6
- 2.Qxf6#
- 1...Sa3
- 2.Qd4#
- 1...Sc3
- 2.Qxd2#
- 1...Sd4
- 2.Qxd4#
- 1...Sbd6
- 2.Se6#
- 1...Sa7
- 2.Qd4#
- 1...Sg5
- 2.Rh4#
- 1...Sfd6
- 2.Qe5#
- 1...Bxh7!
- threat
- 1.Qc2?
- threat
- 2.Qe4#
- 1...Re6
- 2.Sxe6#
- 1...Sc3
- 2.Qxd2#
- 1...Sbd6
- 2.Se6#
- 1...Sg5
- 2.Rh4#
- 1...Sfd6!
- threat
- 1.Bc2?
- Keys
- 1.Bd3!
- threat
- 2.Rf5#
- 1...Rxf6
- 2.Qxf6#
- 1...Sa3
- 2.Qd4#
- 1...Sc3
- 2.Qxd2#
- 1...Sd4
- 2.Qxd4#
- 1...Sbd6
- 2.Se6#
- 1...Sa7
- 2.Qd4#
- 1...Sg5
- 2.Rh4#
- 1...Sfd6
- 2.Qe5#
- threat
- 1.Bd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(g);N_GUARD::S(J),XR(g)
- R(g);N_GUARD::S(J)
- B(i);S_CUTR(g)::S(J)
- S(f);N_GUARD::QAR2(A)
- S(f);S_CUTQ(e)::QAB(A),XP(b)
- S(f);N_GUARD::QAR2(A),XS(f)
- S(f);S_CUTR(g)::S(J)
- S(j);N_GUARD,S_CUTB(i)::QAB1(A)
- Tries
- Try
- B(F);
- Threat
- R1(G)
- Vars
- R(g);OGATE,XP(H)::QAR2(A),XR(g)
- S(f);N_GUARD::QAR2(A)
- S(f);N_GUARD::QAR2(A),XS(f)
- S(f);S_CUTR(g)::S(J)
- S(j);SBLOCK::R(G)
- S(j);N_GUARD,S_CUTB(i)::QAB1(A)
- Refutation
- S(f);
- Try
- B(F);
- Threat
- R1(G)
- Vars
- R(g);OGATE,XP(H)::QAR2(A),XR(g)
- S(f);N_GUARD::QAR2(A)
- S(f);S_CUTQ(e)::QAB(A),XP(b)
- S(f);N_GUARD::QAR2(A),XS(f)
- S(f);S_CUTR(g)::S(J)
- S(j);N_GUARD,S_CUTB(i)::QAB1(A)
- Refutation
- S(j);
- Try
- B(F);
- Threat
- R1(G)
- Vars
- R(g);XB(F)::S(J),XR(g)
- S(f);N_GUARD::QAR2(A)
- S(f);S_CUTQ(e)::QAB(A),XP(b)
- S(f);N_GUARD::QAR2(A),XS(f)
- S(j);SBLOCK::R(G)
- S(j);N_GUARD,S_CUTB(i)::QAB1(A)
- Refutation
- S(f);
- Try
- B(F);
- Threat
- R1(G)
- Vars
- R(g);OGATE,XP(H)::QAR2(A),XR(g)
- S(f);N_GUARD::QAR2(A)
- S(f);S_CUTQ(e)::QAB(A),XP(b)
- S(f);N_GUARD::QAR2(A),XS(f)
- S(f);S_CUTR(g)::S(J)
- S(j);SBLOCK::R(G)
- S(j);N_GUARD,S_CUTB(i)::QAB1(A)
- Refutation
- P(k);XB(F)
- Try
- B(F);XP(k)
- Threat
- R1(G)
- Vars
- R(g);OGATE,XP(H)::QAR2(A),XR(g)
- S(f);N_GUARD::QAR2(A)
- S(f);S_CUTQ(e)::QAB(A),XP(b)
- S(f);N_GUARD::QAR2(A),XS(f)
- S(f);S_CUTR(g)::S(J)
- S(j);SBLOCK::R(G)
- S(j);N_GUARD,S_CUTB(i)::QAB1(A)
- Refutation
- B(l);XB(F)
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- R(g);N_GUARD::S(J),XR(g)
- S(f);S_CUTQ(e)::QAB(A),XP(b)
- S(f);S_CUTR(g)::S(J)
- S(j);SBLOCK::R(G)
- Refutation
- S(j);
- Try
- Actual
- B(F);
- Threat
- R1(G)
- Vars
- R(g);OGATE,XP(H)::QAR2(A),XR(g)
- S(f);N_GUARD::QAR2(A)
- S(f);S_CUTQ(e)::QAB(A),XP(b)
- S(f);N_GUARD::QAR2(A),XS(f)
- S(f);S_CUTR(g)::S(J)
- S(j);SBLOCK::R(G)
- S(j);N_GUARD,S_CUTB(i)::QAB1(A)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).