MESON Chess Problem Database
Problem Display
PID: 194050 (5r2/p2R4/K2NpPQp/2RNk3/p2p4/3p4/1p2r3/2q1bn2 w - - 0 1)
Henriksen, Thorleif Cammillo
3rd Prize, Nordisk Schackforbund, 1917
#2
7 + 13
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qd2
- 2.Sc4#
- 1...Qe3
- 2.Sc4#
- 1...Qf4
- 2.Sc3#
- 2.Se3#
- 2.Sb4#
- 2.Sb6#
- 2.Sc7#
- 2.Se7#
- 2.Sc4#
- 1...Qg5
- 2.Sc4#
- 1...Qa1
- 2.Sc4#
- 2.Qh5#
- 1...Qb1
- 2.Sc4#
- 2.Qh5#
- 1...Qd1
- 2.Sc4#
- 2.Qh5#
- 1...Qc2
- 2.Qh5#
- 1...Qc3
- 2.Qh5#
- 1...Qc4+
- 2.Sxc4#
- 1...Qxc5
- 2.Qh5#
- 1...Rc2
- 2.Qe4#
- 1...Rd2
- 2.Qe4#
- 2.Qh5#
- 1...Rf2
- 2.Qe4#
- 1...Rg2
- 2.Qe4#
- 1...Rh2
- 2.Qe4#
- 1...Re3
- 2.Qh5#
- 1...Re4
- 2.Qxe4#
- 1...Rxf6
- 2.Qxf6#
- 1...Rf7
- 2.Sxf7#
- 1...Ra8
- 2.Sf7#
- 1...Rb8
- 2.Sf7#
- 1...Rc8
- 2.Sf7#
- 1...Rd8
- 2.Sf7#
- 1...Re8
- 2.Sf7#
- 1...Rg8
- 2.Sf7#
- 1...Rh8
- 2.Sf7#
- 1...Bc3
- 2.Sc4#
- 1...Sd2
- 2.Qh5#
- 1...Se3
- 2.Qe4#
- 1...d2
- 2.Qh5#
- 1...exd5
- 2.Qf5#
- 1...Qd2
- Tries
- 1.Rxc1?
- threat
- 2.Sc4#
- 2.Qh5#
- 1...Kxd5
- 2.Sf7#
- 1...Rxf6
- 2.Sc4#
- 1...bxc1B
- 2.Sc4#
- 1...bxc1R
- 2.Qh5#
- 1...exd5
- 2.Qf5#
- 1...Rc2
- 2.Qe4#
- 2.Qh5#
- 1...Rf2
- 2.Sc4#
- 2.Qe4#
- 1...Rg2
- 2.Sc4#
- 2.Qe4#
- 1...Rh2
- 2.Sc4#
- 2.Qe4#
- 1...Rc8
- 2.Sf7#
- 2.Qh5#
- 1...Rg8
- 2.Sc4#
- 2.Sf7#
- 1...Bd2
- 2.Sc4#
- 1...Bh4
- 2.Sc4#
- 1...Sd2
- 2.Qh5#
- 1...Se3
- 2.Qe4#
- 1...Sg3
- 2.Sc4#
- 1...h5
- 2.Sc4#
- 2.Qxh5#
- 2.Qg5#
- 1...bxc1Q!
- threat
- 1.Rc3?
- threat
- 2.Sc4#
- 1...Kxd5
- 2.Sf7#
- 1...Qxc3
- 2.Qh5#
- 1...exd5
- 2.Qf5#
- 1...Rc8
- 2.Sf7#
- 1...Sd2
- 2.Qh5#
- 1...Se3
- 2.Qe4#
- 1...dxc3!
- threat
- 1.f7?
- threat
- 2.Qf6#
- 2.Qg7#
- 1...Qc4+
- 2.Sxc4#
- 1...Qxc5
- 2.Qh5#
- 1...Rxf7
- 2.Sxf7#
- 1...exd5
- 2.Qf5#
- 1...Qf4
- 2.Sc3#
- 2.Se3#
- 2.Sb4#
- 2.Sb6#
- 2.Sf6#
- 2.Sc7#
- 2.Se7#
- 2.Sc4#
- 1...Qg5
- 2.Sc4#
- 1...Rf2
- 2.Qe4#
- 1...Rg2
- 2.Qe4#
- 2.Qf6#
- 1...Rg8
- 2.Qf6#
- 1...Bh4!
- threat
- 1.Rxc1?
- Keys
- 1.Rc2!
- threat
- 2.Sc4#
- 1...Kxd5
- 2.Sf7#
- 1...Qxc2
- 2.Qh5#
- 1...Rxc2
- 2.Qe4#
- 1...exd5
- 2.Qf5#
- 1...Rc8
- 2.Sf7#
- 1...Sd2
- 2.Qh5#
- 1...Se3
- 2.Qe4#
- threat
- 1.Rc2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 21
- Sets
- Q(a);N_GUARD::S(D)
- Q(a);N_GUARD::QAR(F)
- Q(a);CHECK,N_GUARD::S(D),XQ(a)
- Q(a);N_GUARD,XR(A)::QAR(F)
- R(e);N_GUARD::QAR1(F)
- R(e);S_CUTQ(a)::QAR(F)
- R(e);N_GUARD::QAR1(F),XR(e)
- R(m);OGATE,XP(E)::QAB1(F),XR(m)
- R(m);N_GUARD::S(D),XR(m)
- R(m);N_GUARD::S(D)
- B(b);S_CUTQ(a)::S(D)
- S(c);S_CUTQ(a)::QAR(F)
- S(c);S_CUTR(e)::QAR1(F)
- P(f);S_CUTQ(a)::QAR(F)
- P(j);N_GUARD,P_SPINP(j),XS(B)::QAR1(F)
- Tries
- Try
- R(A);XQ(a)
- Threat
- DUALS(2)
- Vars
- K(i);P-FLIGHT,XS(B)::R(G)+S(D)
- R(m);XP(E)::S(D)
- P(d);XR(A)::S(D)
- P(d);XR(A)::QAR(F)
- P(j);N_GUARD,SBLOCK,XS(B)::QAR1(F)
- B(b);::S(D)
- S(c);::QAR(F)
- S(c);S_CUTR(e)::QAR1(F)
- S(c);::S(D)
- Refutation
- P(d);XR(A)
- Try
- R(A);
- Threat
- S(D)
- Vars
- K(i);P-FLIGHT,XS(B)::R(G)+S(D)
- Q(a);N_GUARD,XR(A)::QAR(F)
- P(j);N_GUARD,SBLOCK,XS(B)::QAR1(F)
- R(m);N_GUARD::S(D)
- S(c);S_CUTQ(a)::QAR(F)
- S(c);S_CUTR(e)::QAR1(F)
- Refutation
- P(h);XR(A)
- Try
- P(E);
- Threat
- DUALS(2)
- Vars
- Q(a);CHECK,N_GUARD::S(D),XQ(a)
- Q(a);N_GUARD,XR(A)::QAR(F)
- R(m);XP(E)::S(D),XR(m)
- P(j);N_GUARD,P_SPINP(j),XS(B)::QAR1(F)
- Q(a);N_GUARD::S(D)
- R(e);N_GUARD::QAR1(F)
- R(m);::QAB1(F)
- Refutation
- B(b);
- Try
- Actual
- R(A);
- Threat
- S(D)
- Vars
- K(i);P-FLIGHT,XS(B)::R(G)+S(D)
- Q(a);N_GUARD,XR(A)::QAR(F)
- R(e);N_GUARD,XR(A)::QAR1(F)
- P(j);N_GUARD,SBLOCK,XS(B)::QAR1(F)
- R(m);N_GUARD::S(D)
- S(c);S_CUTQ(a)::QAR(F)
- S(c);S_CUTR(e)::QAR1(F)
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).