MESON Chess Problem Database
Problem Display
PID: 85698 (7Q/6R1/8/8/8/3N4/6bb/1K5k w - - 0 1)
Speckmann, Werner
Die Schwalbe, 1984
#2
4 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 1...Bh3
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 2.Qxa8#
- 1...Bf1
- Tries
- 1.Ka1?
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 1...Bh3
- 2.Sf2#
- 1...Be4
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 2.Qxa8#
- 1...Kg1!
- 1...Bf1
- 1.Kc1?
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 1...Bh3
- 2.Sf2#
- 1...Be4
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 2.Qxa8#
- 1...Kg1!
- 1...Bf1
- 1.Kb2?
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 1...Bh3
- 2.Sf2#
- 1...Be4
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 2.Qxa8#
- 1...Kg1!
- 1...Bf1
- 1.Qh3?
- threat
- 2.Qxg2#
- 1...Kg1
- 2.Qxg2#
- 1...Bxh3
- 2.Sf2#
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 2.Qxf3#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 1...Be4!
- threat
- 1.Qh5?
- 1...Kg1
- 2.Qd1#
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 2.Qxf3#
- 1...Bh3
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 2.Qxd5#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 1...Be4!
- 1...Kg1
- 1.Qh6?
- 1...Kg1
- 2.Qc1#
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 1...Bh3
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 2.Qxc6#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 1...Be4!
- 1...Kg1
- 1.Qh7?
- 1...Be4
- 2.Qxe4#
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 1...Bh3
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 1...Kg1!
- 1...Be4
- 1.Qa8?
- threat
- 2.Qxg2#
- 1...Kg1
- 2.Qxg2#
- 1...Bxa8
- 2.Sf2#
- 1...Be4
- 2.Qxe4#
- 1...Bf3
- 2.Sf2#
- 2.Qxf3#
- 1...Bd5
- 2.Sf2#
- 2.Qxd5#
- 1...Bc6
- 2.Sf2#
- 2.Qxc6#
- 1...Bb7
- 2.Sf2#
- 2.Qxb7#
- 1...Bg3!
- threat
- 1.Ka1?
- Keys
- 1.Qh4!
- 1...Kg1
- 2.Qe1#
- 1...Be4
- 2.Qxe4#
- 1...Bf1
- 2.Sf2#
- 1...Bf3
- 2.Sf2#
- 1...Bh3
- 2.Sf2#
- 1...Bd5
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 1...Bb7
- 2.Sf2#
- 1...Ba8
- 2.Sf2#
- 1...Kg1
- 1.Qh4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(b);::S(B)
- B(b);N_SPINB(c)::S(B)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- B(b);::S(B)
- B(b);N_SPINB(c)::S(B)
- Refutation
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)
- Try
- K(A);P-FLIGHT
- Vars
- B(b);::S(B)
- B(b);N_SPINB(c)::S(B)
- Refutation
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)
- Try
- K(A);P-FLIGHT
- Vars
- B(b);::S(B)
- B(b);N_SPINB(c)::S(B)
- Refutation
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)
- Try
- Q(D);
- Threat
- QAB1(D),XB(b)
- Vars
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)::QAR1(D),XB(b)
- B(b);N_SPINB(c),XQ(D)::S(B)
- B(b);::S(B)
- Refutation
- B(b);P_PINS(B)
- Try
- Q(D);
- Vars
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)::QAR(D)
- B(b);::S(B)
- B(b);N_SPINB(c)::S(B)
- Refutation
- B(b);P_PINS(B)
- Try
- Q(D);
- Vars
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)::QAR(D)
- B(b);::S(B)
- B(b);N_SPINB(c)::S(B)
- Refutation
- B(b);P_PINS(B)
- Try
- Q(D);
- Vars
- B(b);OGATEB,P_PINS(B)::QAB(D),XB(b)
- B(b);::S(B)
- B(b);N_SPINB(c)::S(B)
- Refutation
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)
- Try
- Q(D);N_PINB(c),P_PINB(b)
- Threat
- QAB1(D),XB(b)
- Vars
- K(a);P-FLIGHT::QAR1(D),XB(b)
- B(b);N_SPINB(b),XQ(D)::S(B)
- B(b);OGATEB,P_PINS(B)::QAB(D),XB(b)
- Refutation
- B(c);
- Try
- Actual
- Q(D);
- Vars
- K(a);N_SPINB(c),P-FLIGHT,P_SPINB(b)::QAR2(D)
- B(b);OGATEB,P_PINS(B)::QAB(D),XB(b)
- B(b);::S(B)
- B(b);N_SPINB(c)::S(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).