MESON Chess Problem Database
Problem Display
PID: 18024 (n7/1R1p4/B1k1p3/3bR3/1Q6/7p/7K/8 w - - 0 1)
Drive, Victor
Time & Tide, 1952
#2
5 + 6
SOLUTION
- SOUND
- Sets
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Rb6#
- 2.Qb6#
- 1...d6
- 2.Qb5#
- 1...Bh1
- Tries
- 1.Kg1?
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Rb6#
- 2.Qb6#
- 1...d6
- 2.Qb5#
- 1...h2+!
- 1...Bh1
- 1.Kg3?
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Rb6#
- 2.Qb6#
- 1...d6
- 2.Qb5#
- 1...h2!
- 1...Bh1
- 1.Kxh3?
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Rb6#
- 2.Qb6#
- 1...d6
- 2.Qb5#
- 1...Bg2+!
- 1...Bh1
- 1.Rg5?
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Rb6#
- 2.Qb6#
- 1...d6
- 2.Qb5#
- 1...e5!
- 1...Bh1
- 1.Rh5?
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Rb6#
- 2.Qb6#
- 1...d6
- 2.Qb5#
- 1...e5!
- 1...Bh1
- 1.Rc7+?
- 1...Sxc7
- 2.Bb7#
- 1...Kxc7!
- 1...Sxc7
- 1.Rxd7?
- threat
- 2.Qd6#
- 2.Qb5#
- 1...Bc4
- 2.Qd6#
- 2.Qb7#
- 1...Sc7
- 2.Rd6#
- 2.Qd6#
- 1...Kxd7!
- threat
- 1.Rb8?
- 1...Kc7
- 2.Rc8#
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Bb7#
- 2.Rb6#
- 2.Qb6#
- 1...d6!
- 1...Kc7
- 1.Qa5?
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Qxb6#
- 1...Sc7
- 2.Rb6#
- 2.Qb6#
- 2.Qxc7#
- 1...d6
- 2.Qb5#
- 1...Kd6!
- 1...Bh1
- 1.Kg1?
- Keys
- 1.Ra7!
- 1...Bh1
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bg2
- 2.Qc5#
- 1...Bb3
- 2.Qc5#
- 1...Bf3
- 2.Qc5#
- 1...Bc4
- 2.Qc5#
- 1...Be4
- 2.Qc5#
- 1...Sb6
- 2.Bb5#
- 1...Sc7
- 2.Bb7#
- 1...d6
- 2.Qb5#
- 1...Bh1
- 1.Ra7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- P(e);SBLOCK::QAB1(B)
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- P(e);SBLOCK::QAB1(B)
- Refutation
- P(a);CHECK
- Try
- K(A);S_FLIGHT
- Vars
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- P(e);SBLOCK::QAB1(B)
- Refutation
- P(a);
- Try
- K(A);P-FLIGHT,XP(a)
- Vars
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- P(e);SBLOCK::QAB1(B)
- Refutation
- B(b);CHECK
- Try
- R(C);
- Vars
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- P(e);SBLOCK::QAB1(B)
- Refutation
- P(d);
- Try
- R(C);
- Vars
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- P(e);SBLOCK::QAB1(B)
- Refutation
- P(d);
- Try
- R(E);CHECK
- Vars
- S(f);SBLOCK,XR(E)::B(D)
- Refutation
- K(c);P-FLIGHT,XR(E)
- Try
- R(E);XP(e)
- Threat
- DUALS(2)
- Refutation
- K(c);S_FLIGHT,XR(E)
- Try
- R(E);
- Vars
- K(c);P-FLIGHT::R1(E)
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- Refutation
- P(e);
- Try
- Q(B);
- Vars
- B(b);::QAR1(B)
- S(f);N_GUARD::QAR1(B),XS(f)
- P(e);SBLOCK::QAB1(B)
- Refutation
- K(c);P-FLIGHT
- Try
- Actual
- R(E);
- Vars
- B(b);::QAR1(B)
- S(f);SBLOCK::B(D)
- P(e);SBLOCK::QAB1(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).