MESON Chess Problem Database
Problem Display
PID: 95019 (1Q6/4p3/2B1Kp1B/8/2pk4/8/8/2N5 w - - 0 1)
Polichuk, M
Cherkasskaya Pravda, 1973
#2
5 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...c3
- Tries
- 1.Se2+?
- 1...Kc5
- 2.Qb5#
- 1...Kd3!
- 1...Kc5
- 1.Bh1?
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3!
- 1...Kc5
- 1.Bg2?
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3!
- 1...Kc5
- 1.Bf3?
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3!
- 1...Kc5
- 1.Ba4?
- 1...Ke4
- 2.Qf4#
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3!
- 1...Ke4
- 1.Bd7?
- 1...Ke4
- 2.Qf4#
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3!
- 1...Ke4
- 1.Ba8?
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3!
- 1...Kc5
- 1.Be8?
- 1...Ke4
- 2.Qf4#
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3!
- 1...Ke4
- 1.Bd2?
- threat
- 2.Qa7#
- 2.Qb6#
- 1...c3
- 2.Qb4#
- 1...Kc5!
- threat
- 1.Qf4+?
- 1...Kc3
- 2.Qd2#
- 1...Kc5!
- 1...Kc3
- 1.Qd6+?
- 1...Kc3
- 2.Qd2#
- 1...exd6!
- 1...Kc3
- 1.Qb2+?
- 1...c3
- 2.Qb4#
- 1...Kc5!
- 1...c3
- 1.Qb5?
- 1...f5
- 2.Qe5#
- 1...c3
- 2.Se2#
- 2.Sb3#
- 2.Qb4#
- 2.Qd5#
- 1...Kc3!
- 1...f5
- 1.Qd8+?
- 1...Kc3
- 2.Qd2#
- 1...Kc5!
- 1...Kc3
- 1.Se2+?
- Keys
- 1.Be4!
- 1...Kc3
- 2.Se2#
- 1...Kxe4
- 2.Qf4#
- 1...Kc5
- 2.Be3#
- 1...c3
- 2.Qb4#
- 1...f5
- 2.Qe5#
- 1...Kc3
- 1.Be4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Tries
- Try
- S(A);CHECK
- Vars
- K(b);S_FLIGHT::QAR1(E)
- Refutation
- K(b);P-FLIGHT
- Try
- B(B);
- Vars
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- B(B);
- Vars
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- B(B);
- Vars
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::QAR1(E)
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::QAR1(E)
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- B(B);
- Vars
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- B(B);
- Vars
- K(b);P-FLIGHT::QAR1(E)
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- B(D);
- Threat
- DUALS(2)
- Vars
- P(a);OGATEB::QAR2(E)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(E);CHECK
- Vars
- K(b);S_FLIGHT::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(E);CHECK
- Vars
- K(b);OGATE,S_FLIGHT::QAB1(E)
- Refutation
- P(d);XQ(E)
- Try
- Q(E);CHECK
- Vars
- P(a);OGATEB,P_SPINP(a)::QAR2(E)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(E);
- Vars
- P(c);N_GUARD::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(E);CHECK
- Vars
- K(b);OGATE,S_FLIGHT::QAB1(E)
- Refutation
- K(b);S_FLIGHT
- Try
- Actual
- B(B);
- Vars
- K(b);S_FLIGHT::S(A)
- K(b);OGATEB,P-FLIGHT,XB(B)::QAR1(E)
- K(b);S_FLIGHT::B(D)
- P(a);OGATEB::QAR2(E)
- P(c);N_GUARD::QAB1(E)
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).