MESON Chess Problem Database
Problem Display
PID: 171356 (8/4n1N1/8/p1K1k3/B7/5Q2/8/8 w - - 0 1)
Antipov, Viacheslav Pavlovich
Smena, 1995
#2
4 + 3
| 5454 | Near Snap | 2018 |
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Sd5
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...Sd5
- Tries
- 1.Bd1?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...a4!
- 1...Sf5
- 1.Bc2?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...a4!
- 1...Sf5
- 1.Bb3?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...a4!
- 1...Sf5
- 1.Bb5?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...a4!
- 1...Sf5
- 1.Bc6?
- 1...Sxc6
- 2.Qf5#
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...a4!
- 1...Sxc6
- 1.Bd7?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...a4!
- 1...Sf5
- 1.Be8?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...a4!
- 1...Sf5
- 1.Qg4?
- threat
- 2.Qd4#
- 1...Sf5
- 2.Qxf5#
- 1...Sc6
- 2.Qf5#
- 1...Kf6!
- threat
- 1.Qf1?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...Ke4!
- 1...Sf5
- 1.Qf2?
- threat
- 2.Qd4#
- 1...Sf5
- 2.Qxf5#
- 1...Sc6
- 2.Qf5#
- 1...Ke4!
- threat
- 1.Qg3+?
- 1...Ke4
- 2.Bc2#
- 1...Kf6!
- 1...Ke4
- 1.Qf7?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...Ke4!
- 1...Sf5
- 1.Qf8?
- 1...Sf5
- 2.Qxf5#
- 1...Sd5
- 2.Qf5#
- 1...Sc6
- 2.Qf5#
- 1...Sg6
- 2.Qf5#
- 1...Sc8
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...Ke4!
- 1...Sf5
- 1.Bd1?
- Keys
- 1.Sh5!
- 1...Ke6
- 2.Qf6#
- 1...Sd5
- 2.Qxd5#
- 1...Sf5
- 2.Qd5#
- 1...Sc6
- 2.Qd5#
- 1...Sg6
- 2.Qd5#
- 1...Sc8
- 2.Qd5#
- 1...Sg8
- 2.Qd5#
- 1...Ke6
- 1.Sh5!
Anticipated by 137435(1923), 23431(1926), 227679(1926), 135946(1969)
There are these versions: 171403
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(c);N_GUARD::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- Tries
- Try
- B(B);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- S(c);N_GUARD,XB(B)::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- P(a);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(A);CHECK
- Vars
- K(b);P-FLIGHT::B(B)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(A);
- Vars
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD::QAR1(A)
- Refutation
- K(b);P-FLIGHT
- Try
- Actual
- S(D);
- Vars
- K(b);P-FLIGHT::QAR1(A)
- S(c);N_GUARD::QAR1(A),XS(c)
- S(c);N_GUARD,SBLOCK::QAR1(A)
- S(c);N_GUARD::QAR1(A)
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).