MESON Chess Problem Database
Problem Display
PID: 135946 (4B3/4P3/4PK2/2pp1p2/2n1k1p1/6Q1/2N5/8 w - - 0 1)
Ancin, Andrej
Vychodoslovenske noviny, 1969
#2
6 + 6
| 14649 | Andrej Ancin - Chess Compositions | 2008 |
| 5454 | Near Snap | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Se3
- 2.Qxe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...d4
- 2.Bc6#
- 1...f4
- 2.Bg6#
- 1...Sb2
- Tries
- 1.Kg5?
- 1...Se3
- 2.Qxe3#
- 1...d4
- 2.Bc6#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...f4!
- 1...Se3
- 1.Kg7?
- 1...Se3
- 2.Qxe3#
- 1...d4
- 2.Bc6#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...f4!
- 1...Se3
- 1.Ba4?
- 1...Se3
- 2.Qxe3#
- 1...d4
- 2.Bc6#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...f4!
- 1...Se3
- 1.Bb5?
- 1...d4
- 2.Bc6#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Bd3#
- 2.Qe3#
- 1...Sa3
- 2.Bd3#
- 2.Qe3#
- 1...Se3
- 2.Qxe3#
- 1...Sa5
- 2.Bd3#
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Bd3#
- 2.Qe3#
- 1...Sd6
- 2.Bd3#
- 2.Qe3#
- 1...f4!
- 1...d4
- 1.Bh5?
- 1...Se3
- 2.Qxe3#
- 1...f4
- 2.Bg6#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...d4!
- 1...Se3
- 1.Bc6?
- 1...Se3
- 2.Qxe3#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...f4!
- 1...Se3
- 1.Bg6?
- threat
- 2.Bxf5#
- 1...Se3
- 2.Qxe3#
- 1...Sd6
- 2.Qe3#
- 1...d4!
- threat
- 1.Bd7?
- 1...Se3
- 2.Qxe3#
- 1...d4
- 2.Bc6#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...f4!
- 1...Se3
- 1.Bf7?
- 1...Se3
- 2.Qxe3#
- 1...f4
- 2.Bg6#
- 1...Sb2
- 2.Qe3#
- 1...Sd2
- 2.Qe3#
- 1...Sa3
- 2.Qe3#
- 1...Sa5
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...Sb6
- 2.Qe3#
- 1...Sd6
- 2.Qe3#
- 1...d4!
- 1...Se3
- 1.Qf2?
- threat
- 2.Qxf5#
- 1...f4
- 2.Bg6#
- 1...Se3
- 2.Qxe3#
- 1...Sd6
- 2.Qe3#
- 1...Kd3!
- threat
- 1.Kg5?
- Keys
- 1.Se1!
- 1...Kd4
- 2.Qd3#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...d4
- 2.Bc6#
- 1...f4
- 2.Qd3#
- 1...Kd4
- 1.Se1!
Anticipated by 137435(1923), 23431(1926)
This anticipates 171356(1995)
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 9
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- P(e);OGATEB::B(F)
- P(f);OGATEB::B(F)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- P(e);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD,SBLOCK::QAR1(B)
- Refutation
- P(f);
- Try
- K(D);S_FLIGHT
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- P(e);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD,SBLOCK::QAR1(B)
- Refutation
- P(f);
- Try
- B(F);
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- P(e);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B)
- Refutation
- P(f);
- Try
- B(F);
- Vars
- P(e);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- P(f);
- Try
- B(F);
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- P(f);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B)
- Refutation
- P(e);
- Try
- B(F);P_PINP(e)
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- S(a);N_GUARD::QAR1(B)
- Refutation
- P(f);
- Try
- B(F);P_PINP(f)
- Threat
- B(F),XP(f)
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- S(a);N_GUARD::QAR1(B)
- Refutation
- P(e);
- Try
- B(F);
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- P(e);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B)
- Refutation
- P(f);
- Try
- B(F);
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- P(f);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B)
- Refutation
- P(e);
- Try
- Q(B);
- Threat
- QAB1(B),XP(f)
- Vars
- P(f);OGATEB::B(F)
- S(a);N_GUARD::QAR1(B),XS(a)
- S(a);N_GUARD::QAR1(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- S(A);
- Vars
- K(b);P-FLIGHT::QAR1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD,SBLOCK::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- P(e);OGATEB,SBLOCK::B(F)
- P(f);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).