MESON Chess Problem Database
Problem Display
PID: 262348 (8/8/8/8/8/2BB4/1Rp5/3k1K2 w - - 0 1)
Myhre, Gunnar Frode
Europe Echecs, 1973
#2
4 + 2
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Be2#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...c1Q
- Tries
- 1.Kf2?
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Be2#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Be1?
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Be2#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Bb4?
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Be2#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Ba5?
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Be2#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Bc4?
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Rd2#
- 1...c1B
- 2.Be2#
- 2.Bb3#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Be4?
- 1...c1Q
- 2.Bf3#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Bf3#
- 1...c1R
- 2.Bf3#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Bb5?
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Rd2#
- 1...c1B
- 2.Be2#
- 2.Ba4#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Bf5?
- 1...c1Q
- 2.Bg4#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Bg4#
- 1...c1R
- 2.Bg4#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Ba6?
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Rd2#
- 1...c1B
- 2.Be2#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Bg6?
- 1...c1Q
- 2.Bh5#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Bh5#
- 1...c1R
- 2.Bh5#
- 2.Rd2#
- 1...Kc1!
- 1...c1Q
- 1.Kf2?
- Keys
- 1.Ra2!
- 1...Kc1
- 2.Ra1#
- 1...c1Q
- 2.Be2#
- 1...c1S
- 2.Bc2#
- 2.Rd2#
- 1...c1B
- 2.Bc2#
- 2.Be2#
- 1...c1R
- 2.Be2#
- 2.Rd2#
- 1...Kc1
- 1.Ra2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- P(b);SBLOCK::B(D)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- K(a);P-FLIGHT
- Try
- B(D);
- Vars
- P(b);SBLOCK::B(D)
- P(b);OGATE,SBLOCK::R1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(D);
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- K(a);P-FLIGHT
- Try
- B(D);
- Vars
- P(b);SBLOCK::B(D)
- P(b);OGATE,SBLOCK::R1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(D);
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- K(a);P-FLIGHT
- Try
- B(D);
- Vars
- P(b);SBLOCK::B(D)
- P(b);OGATE,SBLOCK::R1(B)
- Refutation
- K(a);P-FLIGHT
- Try
- B(D);
- Vars
- P(b);SBLOCK::B(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- R(B);
- Vars
- K(a);P-FLIGHT,S_CUTP(b),S_CUTP(b),S_CUTP(b),S_CUTP(b)::R(B)
- P(b);SBLOCK::B(D)
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).