MESON Chess Problem Database
Problem Display
PID: 176397 (8/8/8/3bp3/3b3K/p2N2p1/Q1PkP1R1/2RN4 w - - 0 1)
Binder, Friedrich
Schach-Echo, 1983
#2
8 + 6
| 5454 | Near Snap | 2018 |
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.e4#
- 1...Bg1
- 2.c4#
- 1...Bb2
- 2.e4#
- 1...Bf2
- 2.c4#
- 1...Bc3
- 2.e4#
- 1...Be3
- 2.c4#
- 1...Bc5
- 2.c4#
- 1...Bb6
- 2.c4#
- 1...Ba7
- 2.c4#
- 1...Bxa2
- 2.e3#
- 1...Bxg2
- 2.c3#
- 1...Bb3
- 2.e3#
- 1...Bf3
- 2.c3#
- 1...Bc4
- 2.e3#
- 1...Be4
- 2.c3#
- 1...Bc6
- 2.c3#
- 1...Be6
- 2.e3#
- 1...Bb7
- 2.c3#
- 1...Bf7
- 2.e3#
- 1...Ba8
- 2.c3#
- 1...Bg8
- 2.e3#
- 1...e4
- 2.e3#
- 1...Ba1
- Tries
- 1.Kxg3?
- 1...Bxa2
- 2.e3#
- 1...Bxg2
- 2.c3#
- 1...Ba1
- 2.e4#
- 1...Bg1
- 2.c4#
- 1...Bb2
- 2.e4#
- 1...Bc3
- 2.e4#
- 1...Be3
- 2.c4#
- 1...Bc5
- 2.c4#
- 1...Bb6
- 2.c4#
- 1...Ba7
- 2.c4#
- 1...Bb3
- 2.e3#
- 1...Bf3
- 2.c3#
- 1...Bc4
- 2.e3#
- 1...Be4
- 2.c3#
- 1...Bc6
- 2.c3#
- 1...Be6
- 2.e3#
- 1...Bb7
- 2.c3#
- 1...Bf7
- 2.e3#
- 1...Ba8
- 2.c3#
- 1...Bg8
- 2.e3#
- 1...e4
- 2.e3#
- 1...Bf2+!
- 1...Bxa2
- 1.Kg5?
- 1...Bxa2
- 2.e3#
- 1...Bxg2
- 2.c3#
- 1...Bf2
- 2.c4#
- 1...Ba1
- 2.e4#
- 1...Bg1
- 2.c4#
- 1...Bb2
- 2.e4#
- 1...Bc3
- 2.e4#
- 1...Bc5
- 2.c4#
- 1...Bb6
- 2.c4#
- 1...Ba7
- 2.c4#
- 1...Bb3
- 2.e3#
- 1...Bf3
- 2.c3#
- 1...Bc4
- 2.e3#
- 1...Be4
- 2.c3#
- 1...Bc6
- 2.c3#
- 1...Be6
- 2.e3#
- 1...Bb7
- 2.c3#
- 1...Bf7
- 2.e3#
- 1...Ba8
- 2.c3#
- 1...Bg8
- 2.e3#
- 1...e4
- 2.e3#
- 1...Be3+!
- 1...Bxa2
- 1.Ra1?
- 1...Bxa2
- 2.e3#
- 1...Bxg2
- 2.c3#
- 1...Bb2
- 2.e4#
- 1...Bf2
- 2.c4#
- 1...Bg1
- 2.c4#
- 1...Bc3
- 2.e4#
- 1...Be3
- 2.c4#
- 1...Bc5
- 2.c4#
- 1...Bb6
- 2.c4#
- 1...Ba7
- 2.c4#
- 1...Bb3
- 2.e3#
- 1...Bf3
- 2.c3#
- 1...Bc4
- 2.e3#
- 1...Be4
- 2.c3#
- 1...Bc6
- 2.c3#
- 1...Be6
- 2.e3#
- 1...Bb7
- 2.c3#
- 1...Bf7
- 2.e3#
- 1...Ba8
- 2.c3#
- 1...Bg8
- 2.e3#
- 1...e4
- 2.e3#
- 1...Bxa1!
- 1...Bxa2
- 1.Qxd5?
- threat
- 2.e3#
- 1...Bg1
- 2.Qa5#
- 1...Be3
- 2.Qa5#
- 1...Bf2!
- threat
- 1.Kxg3?
- Keys
- 1.Rb1!
- 1...Bxa2
- 2.e3#
- 1...Bxg2
- 2.c3#
- 1...Bb2
- 2.e4#
- 1...Bf2
- 2.c4#
- 1...Ba1
- 2.e4#
- 1...Bg1
- 2.c4#
- 1...Bc3
- 2.e4#
- 1...Be3
- 2.c4#
- 1...Bc5
- 2.c4#
- 1...Bb6
- 2.c4#
- 1...Ba7
- 2.c4#
- 1...Bb3
- 2.e3#
- 1...Bf3
- 2.c3#
- 1...Bc4
- 2.e3#
- 1...Be4
- 2.c3#
- 1...Bc6
- 2.c3#
- 1...Be6
- 2.e3#
- 1...Bb7
- 2.c3#
- 1...Bf7
- 2.e3#
- 1...Ba8
- 2.c3#
- 1...Bg8
- 2.e3#
- 1...e4
- 2.e3#
- 1...Bxa2
- 1.Rb1!
Anticipated by 41965(1893)
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(d);N_GUARD::R(F)+P(E)
- B(d);N_GUARD::QAR(C)+P(D)
- B(e);N_GUARD,XQ(C)::R(F)+P(E)
- B(e);N_GUARD,XR(F)::QAR(C)+P(D)
- B(e);N_GUARD::R(F)+P(E)
- B(e);N_GUARD::QAR(C)+P(D)
- P(f);S_CUTB(e)::R(F)+P(E)
- Tries
- Try
- K(H);S_FLIGHT,XP(c)
- Vars
- B(e);N_GUARD,XQ(C)::R(F)+P(E)
- B(e);N_GUARD,XR(F)::QAR(C)+P(D)
- B(d);N_GUARD::R(F)+P(E)
- B(d);N_GUARD::QAR(C)+P(D)
- B(e);N_GUARD::R(F)+P(E)
- B(e);N_GUARD::QAR(C)+P(D)
- P(f);S_CUTB(e)::R(F)+P(E)
- Refutation
- B(d);CHECK
- Try
- K(H);S_FLIGHT
- Vars
- B(e);N_GUARD,XQ(C)::R(F)+P(E)
- B(e);N_GUARD,XR(F)::QAR(C)+P(D)
- B(d);N_GUARD::QAR(C)+P(D)
- B(d);N_GUARD::R(F)+P(E)
- B(e);N_GUARD::R(F)+P(E)
- B(e);N_GUARD::QAR(C)+P(D)
- P(f);S_CUTB(e)::R(F)+P(E)
- Refutation
- B(d);CHECK
- Try
- R(A);
- Vars
- B(e);N_GUARD,XQ(C)::R(F)+P(E)
- B(e);N_GUARD,XR(F)::QAR(C)+P(D)
- B(d);N_GUARD::R(F)+P(E)
- B(d);N_GUARD::QAR(C)+P(D)
- B(e);N_GUARD::R(F)+P(E)
- B(e);N_GUARD::QAR(C)+P(D)
- P(f);S_CUTB(e)::R(F)+P(E)
- Refutation
- B(d);XR(A)
- Try
- Q(C);XB(e)
- Threat
- R(F)+P(E)
- Vars
- B(d);N_GUARD::QAB(C)
- Refutation
- B(d);
- Try
- Actual
- R(A);
- Vars
- B(e);N_GUARD,XQ(C)::R(F)+P(E)
- B(e);N_GUARD,XR(F)::QAR(C)+P(D)
- B(d);N_GUARD::R(F)+P(E)
- B(d);N_GUARD::QAR(C)+P(D)
- B(e);N_GUARD::R(F)+P(E)
- B(e);N_GUARD::QAR(C)+P(D)
- P(f);S_CUTB(e)::R(F)+P(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).