MESON Chess Problem Database
Problem Display
PID: 37652 (b1rB1q2/5nN1/1PRRP3/K3k1p1/1P5p/QN3PP1/BPP1P3/r7 w - - 0 1)
Vollenweider, Odette (aka Baumgartner, Gabriel)
Schach-Aktiv, 1987
#2
16 + 8
| 3454 | kunstschach (1987-1996) (Hoffmann) | 2001 |
SOLUTION
- SOUND
- Tries
- 1.Sxa1?
- threat
- 2.Rd5#
- 2.Qc3#
- 2.Qe3#
- 1...Qxd6
- 2.Qe3#
- 1...Qxg7
- 2.Rd5#
- 1...Qxd8
- 2.Qc3#
- 1...Rxc6
- 2.Rd5#
- 1...Rxd8
- 2.Qc3#
- 1...Sxd6
- 2.Qc3#
- 1...Sxd8
- 2.Qc3#
- 1...hxg3
- 2.Qe3#
- 1...Qe7
- 2.Qc3#
- 1...Bxc6!
- threat
- 1.Sc1?
- threat
- 2.Sd3#
- 2.Rd5#
- 2.Qc3#
- 2.Qe3#
- 1...Qxd6
- 2.Qe3#
- 1...Qxg7
- 2.Rd5#
- 1...Qxd8
- 2.Qc3#
- 1...Rxc1
- 2.Rd5#
- 2.Qc3#
- 2.Qe3#
- 1...Rxa2
- 2.Sd3#
- 1...Rxc6
- 2.Rd5#
- 1...Rxd8
- 2.Qc3#
- 1...Sxd6
- 2.Qc3#
- 1...Sxd8
- 2.Qc3#
- 1...hxg3
- 2.Sd3#
- 2.Qe3#
- 1...Qe7
- 2.Qc3#
- 1...Bxc6!
- threat
- 1.Sc5?
- threat
- 2.Sd3#
- 2.Sd7#
- 2.Rd5#
- 2.Qc3#
- 2.Qe3#
- 1...Qxd6
- 2.Qe3#
- 1...Qxg7
- 2.Rd5#
- 1...Qxd8
- 2.Qc3#
- 1...Rxa2
- 2.Sd3#
- 2.Sd7#
- 1...Rxc6
- 2.Rd5#
- 1...Rxd8
- 2.Qc3#
- 1...Sxd6
- 2.Qc3#
- 1...Sxd8
- 2.Sd7#
- 2.Qc3#
- 1...hxg3
- 2.Sd3#
- 2.Qe3#
- 1...Qe7
- 2.Qc3#
- 1...Qe8
- 2.Sd3#
- 2.Rd5#
- 2.Qc3#
- 2.Qe3#
- 1...Rd1
- 2.Sd7#
- 2.Qe3#
- 1...Rc7
- 2.Sd3#
- 2.Rd5#
- 2.Qc3#
- 2.Qe3#
- 1...Bxc6!
- threat
- 1.f4+?
- 1...Ke4
- 2.Sd2#
- 2.Sc5#
- 1...gxf4!
- 1...Ke4
- 1.Sxa1?
- Keys
- 1.Sd2!
- threat
- 2.Sc4#
- 2.Rd5#
- 2.Qc3#
- 2.Qe3#
- 1...Qxd6
- 2.Qe3#
- 1...Qxg7
- 2.Rd5#
- 1...Qxd8
- 2.Qc3#
- 1...Rxa2
- 2.Sc4#
- 1...Rxc6
- 2.Rd5#
- 1...Rxd8
- 2.Qc3#
- 1...Bxc6
- 2.Sc4#
- 1...Sxd6
- 2.Qc3#
- 1...Sxd8
- 2.Qc3#
- 1...hxg3
- 2.Qe3#
- 1...Qe7
- 2.Qc3#
- threat
- 1.Sd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 11
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(F);XR(a)
- Threat
- DUALS(3)
- Vars
- Q(h);XR(M)::QAR2(E)
- Q(h);XS(O)::R1(M)
- Q(h);P_PINP(K),XB(P)::QAB(E)
- R(g);XR(L)::R1(M)
- R(g);XB(P)::QAB(E)
- S(e);XR(M)::QAB(E)
- S(e);XB(P)::QAB(E)
- P(b);XP(H)::QAR2(E)
- Q(h);::QAB(E)
- Refutation
- B(f);XR(L)
- Try
- S(F);
- Threat
- DUALS(4)
- Vars
- Q(h);XR(M)::QAR2(E)
- Q(h);XS(O)::R1(M)
- Q(h);P_PINP(K),XB(P)::QAB(E)
- R(a);P_PINQ(E),XB(A)::S(F)
- R(g);XR(L)::R1(M)
- R(g);XB(P)::QAB(E)
- S(e);XR(M)::QAB(E)
- S(e);XB(P)::QAB(E)
- Q(h);::QAB(E)
- Refutation
- B(f);XR(L)
- Try
- S(F);
- Threat
- DUALS(5)
- Vars
- Q(h);XR(M)::QAR2(E)
- Q(h);XS(O)::R1(M)
- Q(h);P_PINP(K),XB(P)::QAB(E)
- R(g);XR(L)::R1(M)
- R(g);XB(P)::QAB(E)
- S(e);XR(M)::QAB(E)
- Q(h);::QAB(E)
- Refutation
- B(f);XR(L)
- Try
- P(G);CHECK
- Refutation
- P(d);XP(G)
- Try
- Actual
- S(F);
- Threat
- DUALS(4)
- Vars
- Q(h);XR(M)::QAR2(E)
- Q(h);XS(O)::R1(M)
- Q(h);P_PINP(K),XB(P)::QAB(E)
- R(a);P_PINQ(E),XB(A)::S(F)
- R(g);XR(L)::R1(M)
- R(g);XB(P)::QAB(E)
- B(f);XR(L)::S(F)
- S(e);XR(M)::QAB(E)
- S(e);XB(P)::QAB(E)
- P(b);XP(H)::QAR2(E)
- Q(h);::QAB(E)
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).