MESON Chess Problem Database
Problem Display
PID: 35622 (3NQnKn/5rp1/pB1p4/3kNBR1/p5pR/2p1pb2/q1P5/6b1 w - - 0 1)
Baier, Roland
2nd Place, Match: Austria - Switzerland, 1977
#2
9 + 14
| 3690 | Kunstschach in der Schweiz | 1980 |
SOLUTION
- SOUND
- Sets
- 1...Se6
- 2.Qxe6#
- 1...Sfg6
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 1...g3
- 2.Rd4#
- 1...a5
- 2.Qb5#
- 1...dxe5
- 2.Qc6#
- 1...Se6
- Tries
- 1.Sxf3?
- threat
- 2.Qc6#
- 2.Qe4#
- 1...Qxc2
- 2.Qc6#
- 1...Rxf5
- 2.Qc6#
- 1...gxf3
- 2.Be6#
- 2.Rd4#
- 2.Qe4#
- 1...Qc4
- 2.Be4#
- 1...Rc7
- 2.Bd3#
- 2.Qe4#
- 1...Rd7
- 2.Bd3#
- 2.Qe4#
- 1...Re7
- 2.Qc6#
- 1...Se6
- 2.Qc6#
- 2.Qxe6#
- 1...Sd7
- 2.Qe4#
- 2.Qe6#
- 1...Kc4!
- threat
- 1.Sc4?
- threat
- 2.Qc6#
- 1...Qxc4
- 2.Be4#
- 1...Rc7
- 2.Bd3#
- 1...Rd7
- 2.Bd3#
- 1...Sd7
- 2.Qe6#
- 1...Kxc4!
- threat
- 1.Bd3?
- threat
- 2.Sexf7#
- 2.Qc6#
- 1...dxe5
- 2.Qc6#
- 2.Qxe5#
- 1...Qc4
- 2.Sexf7#
- 1...Rf4
- 2.Qc6#
- 1...Rf6
- 2.Qc6#
- 1...Ra7
- 2.Sxf3#
- 2.Sc4#
- 2.Sxg4#
- 2.Sec6#
- 2.Sg6#
- 2.Sd7#
- 2.Sef7#
- 2.Qc6#
- 1...Rb7
- 2.Sxf3#
- 2.Sc4#
- 2.Sxg4#
- 2.Sec6#
- 2.Sg6#
- 2.Sd7#
- 2.Sef7#
- 2.Qc6#
- 1...Rc7
- 2.Sxf3#
- 2.Sc4#
- 2.Sxg4#
- 2.Sec6#
- 2.Sg6#
- 2.Sd7#
- 2.Sef7#
- 1...Rd7
- 2.Sxf3#
- 2.Sc4#
- 2.Sxg4#
- 2.Sec6#
- 2.Sg6#
- 2.Sxd7#
- 2.Sef7#
- 1...Re7
- 2.Qc6#
- 1...Bh2
- 2.Qc6#
- 1...Be4
- 2.Qc6#
- 1...Se6
- 2.Qc6#
- 2.Qxe6#
- 1...Sfg6
- 2.Qc6#
- 2.Qe6#
- 1...Sd7
- 2.Qe6#
- 1...Sh7
- 2.Qc6#
- 2.Qe6#
- 1...Shg6
- 2.Qc6#
- 1...Rf5!
- threat
- 1.Be4+?
- 1...Bxe4
- 2.Qc6#
- 1...Kxe4!
- 1...Bxe4
- 1.Bxg4?
- threat
- 2.Qc6#
- 1...Ke4
- 2.Bxf3#
- 1...Qc4
- 2.Sexf7#
- 1...Rc7
- 2.Bxf3#
- 1...Rd7
- 2.Bxf3#
- 1...Sd7
- 2.Be6#
- 1...Rf5!
- threat
- 1.Be6+?
- 1...Sxe6
- 2.Qc6#
- 1...Ke4!
- 1...Sxe6
- 1.Qxf7+?
- 1...Kxe5
- 2.Bd3#
- 2.Bg6#
- 2.Bh7#
- 1...Se6
- 2.Qxe6#
- 1...Sxf7!
- 1...Kxe5
- 1.Sxf3?
- Keys
- 1.Sxg4!
- threat
- 2.Qc6#
- 1...Kc4
- 2.Sxe3#
- 1...Bxg4
- 2.Qe4#
- 1...Qc4
- 2.Be4#
- 1...Rc7
- 2.Bd3#
- 1...Rd7
- 2.Bd3#
- 1...Sd7
- 2.Qe6#
- threat
- 1.Sxg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 6
- Sets
- S(m);N_GUARD::QAB1(H),XS(m)
- S(m);N_GUARD::QAB1(H)
- P(g);OGATE::R1(B)
- P(i);N_GUARD::QAR2(H)
- P(j);SBLOCK,XS(C)::QAB1(H)
- Tries
- Try
- S(C);XB(e)
- Threat
- DUALS(2)
- Vars
- Q(b);XP(A)::QAB1(H)
- R(k);P_SPINR(k),XB(D)::QAB1(H)
- Q(b);SBLOCK::R(E)+B(D),DCHECK
- R(k);::QAB1(H)
- Refutation
- K(h);P_SPINP(g),S_FLIGHT
- Try
- S(C);
- Threat
- QAB1(H)
- Vars
- Q(b);SBLOCK,XS(C)::R(E)+B(D),DCHECK
- R(k);N_GUARD::R(E)+B(D)
- S(m);N_GUARD::QAB1(H)
- Refutation
- K(h);P_SPINP(g),S_FLIGHT,XS(C)
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- Q(b);::R(E)+S(C),XR(k)
- R(k);::QAB1(H)
- B(a);::QAB1(H)
- B(e);::QAB1(H)
- S(m);N_GUARD::QAB1(H)
- S(n);::QAB1(H)
- Refutation
- R(k);
- Try
- B(D);CHECK
- Vars
- B(e);SBLOCK,XB(D)::QAB1(H)
- Refutation
- K(h);P_SPINP(g),S_FLIGHT,XB(D)
- Try
- B(D);XP(g)
- Threat
- QAB1(H)
- Vars
- K(h);S_FLIGHT::R(B)+B(D),DCHECK,XB(e)
- Q(b);SBLOCK::R(E)+S(C),XR(k)
- R(k);N_GUARD::B(D),XB(e)
- S(m);N_GUARD::B(D)
- Refutation
- R(k);
- Try
- B(D);CHECK
- Vars
- S(m);XB(D)::QAB1(H)
- Refutation
- K(h);P_SPINP(g),S_FLIGHT
- Try
- Q(H);CHECK,XR(k)
- Vars
- S(m);N_GUARD,P_SPINS(m)::QAB1(H),XS(m)
- Refutation
- S(n);XQ(H)
- Try
- Actual
- S(C);XP(g)
- Threat
- QAB1(H)
- Vars
- K(h);S_FLIGHT::R(B)+S(C),DCHECK,XP(d)
- B(e);N_GUARD,XS(C)::QAB1(H)
- Q(b);SBLOCK::R(E)+B(D),DCHECK
- R(k);N_GUARD::R(E)+B(D)
- S(m);N_GUARD::QAB1(H)
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).