MESON Chess Problem Database
Problem Display
PID: 224533 (Kn2B3/8/1R6/3kppR1/Q1b5/8/8/6B1 w - - 0 1)
Spitz, William
Nashville Daily American, 1887
#2
6 + 5
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bf1
- 2.Bf7#
- 1...Ba2
- 2.Bf7#
- 1...Be2
- 2.Bf7#
- 1...Bb3
- 2.Bf7#
- 1...Bd3
- 2.Bf7#
- 1...Bb5
- 2.Bf7#
- 1...Ba6
- 2.Bf7#
- 1...Sa6
- 2.Qc6#
- 1...Sc6
- 2.Qxc6#
- 1...Sd7
- 2.Qc6#
- 1...e4
- 2.Rxf5#
- 1...Bf1
- Tries
- 1.Kxb8?
- threat
- 2.Qc6#
- 2.Qa8#
- 1...Bf1
- 2.Bf7#
- 2.Qc6#
- 1...Ba2
- 2.Bf7#
- 2.Qc6#
- 1...Be2
- 2.Bf7#
- 2.Qc6#
- 1...Bb3
- 2.Bf7#
- 2.Qc6#
- 1...Bd3
- 2.Bf7#
- 2.Qc6#
- 1...Bb5
- 2.Bf7#
- 1...Ba6
- 2.Bf7#
- 2.Qc6#
- 1...e4
- 2.Rxf5#
- 1...Ke4!
- threat
- 1.Rxf5?
- 1...Sc6
- 2.Qxc6#
- 1...Bf1
- 2.Bf7#
- 2.Qd4#
- 1...Ba2
- 2.Bf7#
- 2.Qd4#
- 1...Be2
- 2.Bf7#
- 2.Qd4#
- 1...Bb3
- 2.Bf7#
- 2.Qd4#
- 1...Bd3
- 2.Bf7#
- 2.Qd4#
- 1...Bb5
- 2.Bf7#
- 2.Qd4#
- 1...Ba6
- 2.Bf7#
- 2.Qd4#
- 1...Sa6
- 2.Qc6#
- 1...Sd7
- 2.Qc6#
- 1...Ke4!
- 1...Sc6
- 1.Qd1+?
- 1...Bd3
- 2.Qxd3#
- 1...Ke4!
- 1...Bd3
- 1.Qc2?
- threat
- 2.Bf7#
- 1...Bd3
- 2.Qxd3#
- 1...e4
- 2.Rxf5#
- 1...Sc6!
- threat
- 1.Kxb8?
- Keys
- 1.Bh5!
- 1...Ke4
- 2.Qxc4#
- 1...Sc6
- 2.Qxc6#
- 1...f4
- 2.Bf3#
- 1...Bf1
- 2.Bf7#
- 1...Ba2
- 2.Bf7#
- 1...Be2
- 2.Bf7#
- 1...Bb3
- 2.Bf7#
- 1...Bd3
- 2.Bf7#
- 1...Bb5
- 2.Bf7#
- 1...Ba6
- 2.Bf7#
- 1...Sa6
- 2.Qc6#
- 1...Sd7
- 2.Qc6#
- 1...e4
- 2.Rxf5#
- 1...Ke4
- 1.Bh5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(a);::B(F)
- S(e);N_GUARD::QAB1(B)
- S(e);N_GUARD::QAB1(B),XS(e)
- P(c);OGATEB,P_SPINP(d),SBLOCK::R(C),XP(d)
- Tries
- Try
- K(E);P-FLIGHT,XS(e)
- Threat
- DUALS(2)
- Vars
- B(a);::B(F)
- P(c);OGATEB,P_SPINP(d),SBLOCK::R(C),XP(d)
- Refutation
- K(b);P_SPINB(a),S_FLIGHT
- Try
- R(C);P_PINP(c),XP(d)
- Vars
- S(e);N_GUARD::QAB1(B),XS(e)
- S(e);N_GUARD::QAB1(B)
- Refutation
- K(b);N_SPINP(c),P_SPINB(a),S_FLIGHT
- Try
- Q(B);CHECK
- Vars
- B(a);N_GUARD,P_SPINB(a)::QAR2(B),XB(a)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(B);
- Threat
- B(F)
- Vars
- B(a);N_GUARD::QAR2(B),XB(a)
- P(c);OGATEB,P_SPINP(d)::R(C),XP(d)
- Refutation
- S(e);
- Try
- Actual
- B(F);
- Vars
- K(b);P_SPINB(a),S_FLIGHT::QAR2(B),XB(a)
- S(e);N_GUARD::QAB1(B),XS(e)
- P(d);P_SPINP(c)::B(F)
- B(a);::B(F)
- S(e);N_GUARD::QAB1(B)
- P(c);OGATEB,P_SPINP(d),SBLOCK::R(C),XP(d)
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).