MESON Chess Problem Database
Problem Display
PID: 156064 (2Q5/qp2p3/6Rr/3b1N2/pr3kN1/Kn5p/6PP/4R3 w - - 0 1)
van Beek, Huibrecht
Nederlandse Bond van Probleemvrienden, 1932
#2
8 + 10
| 1577 | Jaarboek | 1932 |
SOLUTION
- SOUND
- Sets
- 1...Bf3
- 2.g3#
- 1...Bf3
- Tries
- 1.Sh4?
- threat
- 2.Qf5#
- 2.g3#
- 1...Rxg6
- 2.Qf5#
- 1...Bxg2
- 2.Qf5#
- 2.Qf8#
- 1...hxg2
- 2.Qf5#
- 1...Qe3
- 2.Qf5#
- 1...Qg1
- 2.Qf5#
- 1...Qf2
- 2.Qf5#
- 1...Rh5
- 2.g3#
- 1...Be4
- 2.g3#
- 1...Be6
- 2.Qc7#
- 2.g3#
- 1...Sd4
- 2.Qc1#
- 2.g3#
- 1...e6
- 2.Qf8#
- 2.g3#
- 1...Rxh4!
- threat
- 1.Sfxh6?
- threat
- 2.Qf5#
- 1...Be6
- 2.Qc7#
- 1...Sd4
- 2.Qc1#
- 1...e6
- 2.Qf8#
- 1...Be4!
- threat
- 1.Sxe7?
- threat
- 2.Sxd5#
- 2.Qf5#
- 2.Qc7#
- 1...Rxg6
- 2.Qf5#
- 1...Bxg2
- 2.Qf5#
- 2.Qf8#
- 1...hxg2
- 2.Qf5#
- 1...Qe3
- 2.Qf5#
- 1...Qd4
- 2.Qf5#
- 1...Qc5
- 2.Qf5#
- 1...Qb6
- 2.Sxd5#
- 2.Qf5#
- 1...Qb8
- 2.Sxd5#
- 2.Qf5#
- 2.Qxb8#
- 1...Qa5
- 2.Qf5#
- 1...Qa6
- 2.Sxd5#
- 2.Qf5#
- 1...Rc4
- 2.Sxd5#
- 2.Qf5#
- 1...Rd4
- 2.Qf5#
- 2.Qc7#
- 1...Re4
- 2.Sxd5#
- 2.Qf5#
- 1...Rb5
- 2.Qf5#
- 2.Qc7#
- 1...Rb6
- 2.Sxd5#
- 2.Qf5#
- 1...Bf3
- 2.Qf5#
- 2.Qc7#
- 2.Qf8#
- 2.g3#
- 1...Bc4
- 2.Qf5#
- 2.Qc7#
- 1...Be4
- 2.Qc7#
- 1...Bc6
- 2.Qf5#
- 2.Qc7#
- 2.Qf8#
- 1...Be6
- 2.Qc7#
- 1...Bf7
- 2.Qf5#
- 2.Qc7#
- 1...Bg8
- 2.Qf5#
- 2.Qc7#
- 1...Sd4
- 2.Sxd5#
- 2.Qc1#
- 2.Qc7#
- 1...b5
- 2.Sxd5#
- 2.Qf5#
- 1...b6
- 2.Sxd5#
- 2.Qf5#
- 1...Rh5!
- threat
- 1.Sg7?
- threat
- 2.Qf5#
- 1...Rh5
- 2.Sxh5#
- 1...Be6
- 2.Qc7#
- 1...Sd4
- 2.Qc1#
- 1...e6
- 2.Qf8#
- 1...Be4!
- threat
- 1.Qc7+?
- 1...e5
- 2.Qxe5#
- 1...Kxf5!
- 1...e5
- 1.Sh4?
- Keys
- 1.Sg3!
- threat
- 2.Qf5#
- 1...Rh5
- 2.Sxh5#
- 1...Be4
- 2.Se2#
- 1...Be6
- 2.Qc7#
- 1...Sd4
- 2.Qc1#
- 1...e6
- 2.Qf8#
- threat
- 1.Sg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- B(f);SBLOCK::P(B)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(g);XR(G)::QAR1(H)
- P(b);XP(B)::QAR1(H)
- Q(h);::QAR1(H)
- R(g);::P(B)
- B(f);::P(B)
- Refutation
- R(g);XS(F)
- Try
- S(F);XR(g)
- Threat
- QAR1(H)
- Vars
- B(f);S_CUTP(j)::QAB(H)
- S(a);N_GUARD,S_CUTQ(h)::QAB(H)
- P(j);S_CUTB(f)::QAR(H)
- Refutation
- B(f);
- Try
- S(F);XP(j)
- Threat
- DUALS(3)
- Vars
- R(g);XR(G)::QAR1(H)
- P(b);XP(B)::QAR1(H)
- Q(h);::QAR1(H)
- B(f);::QAB(H)
- Refutation
- R(g);
- Try
- S(F);
- Threat
- QAR1(H)
- Vars
- R(g);N_GUARD::S(F),XR(g)
- B(f);S_CUTP(j)::QAB(H)
- S(a);N_GUARD,S_CUTQ(h)::QAB(H)
- P(j);S_CUTB(f)::QAR(H)
- Refutation
- B(f);
- Try
- Q(H);CHECK
- Vars
- P(j);P_SPINP(j)::QAB1(H),XP(j)
- Refutation
- K(e);P-FLIGHT,XS(F)
- Try
- Actual
- S(F);
- Threat
- QAR1(H)
- Vars
- R(g);N_GUARD::S(F),XR(g)
- B(f);SBLOCK::S(F)
- B(f);S_CUTP(j)::QAB(H)
- S(a);N_GUARD,S_CUTQ(h)::QAB(H)
- P(j);S_CUTB(f)::QAR(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).