MESON Chess Problem Database
Problem Display
PID: 175119 (1b3N2/1B2p3/4P2N/4k1PK/3n3p/2Q5/2pr4/2B5 w - - 0 1)
Holst, Viktor
320 Danske Skakopgaver, 1902
#2
8 + 7
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kf4
- 2.Sg6#
- 1...Kd6
- 2.Sf7#
- 1...Rd1
- 2.Qc5#
- 1...Re2
- 2.Qc5#
- 1...Rf2
- 2.Qc5#
- 1...Rg2
- 2.Qc5#
- 1...Rh2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Bd6
- 2.Qe3#
- 1...Ba7
- 2.Qc7#
- 1...Bc7
- 2.Qxc7#
- 1...h3
- 2.Qg3#
- 1...Kf4
- Tries
- 1.Kg4?
- threat
- 2.Sf7#
- 2.Qc5#
- 1...Kd6
- 2.Sf7#
- 1...Rf2
- 2.Qc5#
- 1...Bd6
- 2.Sf7#
- 2.Qe3#
- 1...Ba7
- 2.Sf7#
- 2.Qc7#
- 1...Rg2+!
- threat
- 1.Kxh4?
- threat
- 2.Qg3#
- 1...Kf4
- 2.Sg6#
- 2.Qxd4#
- 2.Qg3#
- 1...Kd6
- 2.Sf7#
- 1...Rf2
- 2.Qc5#
- 1...Rg2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Rh2+!
- threat
- 1.Kg6?
- 1...Kd6
- 2.Sf7#
- 1...Rd1
- 2.Sf7#
- 2.Qc5#
- 1...Re2
- 2.Sf7#
- 2.Qc5#
- 1...Rf2
- 2.Qc5#
- 1...Rg2
- 2.Sf7#
- 2.Qc5#
- 1...Rh2
- 2.Sf7#
- 2.Qc5#
- 1...Rd3
- 2.Sf7#
- 2.Qc5#
- 1...Bd6
- 2.Qe3#
- 1...Ba7
- 2.Qc7#
- 1...Bc7
- 2.Qxc7#
- 1...h3
- 2.Qg3#
- 1...Kf4!
- 1...Kd6
- 1.Bh1?
- 1...Kf4
- 2.Sg6#
- 1...Kd6
- 2.Sf7#
- 1...Rd1
- 2.Qc5#
- 1...Re2
- 2.Qc5#
- 1...Rf2
- 2.Qc5#
- 1...Rh2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Bd6
- 2.Qe3#
- 1...Ba7
- 2.Qc7#
- 1...Bc7
- 2.Qxc7#
- 1...h3
- 2.Qg3#
- 1...Rg2!
- 1...Kf4
- 1.Bg2?
- 1...Kf4
- 2.Sg6#
- 1...Kd6
- 2.Sf7#
- 1...Rd1
- 2.Qc5#
- 1...Re2
- 2.Qc5#
- 1...Rf2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Bd6
- 2.Qe3#
- 1...Ba7
- 2.Qc7#
- 1...Bc7
- 2.Qxc7#
- 1...h3
- 2.Qg3#
- 1...Rxg2!
- 1...Kf4
- 1.Kg4?
- Keys
- 1.Ba8!
- 1...Kf4
- 2.Sg6#
- 1...Kd6
- 2.Sf7#
- 1...Rd1
- 2.Qc5#
- 1...Re2
- 2.Qc5#
- 1...Rf2
- 2.Qc5#
- 1...Rg2
- 2.Qc5#
- 1...Rh2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Bd6
- 2.Qe3#
- 1...Ba7
- 2.Qc7#
- 1...Bc7
- 2.Qxc7#
- 1...h3
- 2.Qg3#
- 1...Kf4
- 1.Ba8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(e);N_SPINS(c),P_SPINR(b),S_FLIGHT::S(H)
- K(e);N_SPINS(c),S_FLIGHT::S(F)
- R(b);::QAR2(B)
- B(g);SBLOCK::QAR2(B)
- B(g);N_GUARD::QAB(B)
- B(g);N_GUARD::QAB(B),XB(g)
- P(d);N_GUARD::QAB(B)
- Tries
- Try
- K(D);S_FLIGHT
- Threat
- DUALS(2)
- Vars
- K(e);N_SPINS(c),S_FLIGHT::S(F)
- R(b);::QAR2(B)
- Refutation
- R(b);CHECK
- Try
- K(D);P-FLIGHT,XP(d)
- Threat
- QAB(B)
- Vars
- K(e);N_SPINS(c),S_FLIGHT::S(F)
- R(b);::QAR2(B)
- Refutation
- R(b);CHECK
- Try
- K(D);S_FLIGHT
- Vars
- K(e);N_SPINS(c),S_FLIGHT::S(F)
- R(b);::QAR2(B)
- B(g);SBLOCK::QAR2(B)
- B(g);N_GUARD::QAB(B)
- B(g);N_GUARD::QAB(B),XB(g)
- P(d);N_GUARD::QAB(B)
- Refutation
- K(e);N_SPINS(c),P_SPINR(b),S_FLIGHT
- Try
- B(G);
- Vars
- K(e);N_SPINS(c),P_SPINR(b),S_FLIGHT::S(H)
- K(e);N_SPINS(c),S_FLIGHT::S(F)
- R(b);::QAR2(B)
- B(g);SBLOCK::QAR2(B)
- B(g);N_GUARD::QAB(B)
- B(g);N_GUARD::QAB(B),XB(g)
- P(d);N_GUARD::QAB(B)
- Refutation
- R(b);
- Try
- B(G);
- Vars
- K(e);N_SPINS(c),P_SPINR(b),S_FLIGHT::S(H)
- K(e);N_SPINS(c),S_FLIGHT::S(F)
- R(b);::QAR2(B)
- B(g);SBLOCK::QAR2(B)
- B(g);N_GUARD::QAB(B)
- B(g);N_GUARD::QAB(B),XB(g)
- P(d);N_GUARD::QAB(B)
- Refutation
- R(b);XB(G)
- Try
- Actual
- B(G);
- Vars
- K(e);N_SPINS(c),P_SPINR(b),S_FLIGHT::S(H)
- K(e);N_SPINS(c),S_FLIGHT::S(F)
- R(b);::QAR2(B)
- B(g);SBLOCK::QAR2(B)
- B(g);N_GUARD::QAB(B)
- B(g);N_GUARD::QAB(B),XB(g)
- P(d);N_GUARD::QAB(B)
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).