MESON Chess Problem Database
Problem Display
PID: 254648 (8/2KN4/3P3r/3k4/4b1P1/2P5/3pQ3/1R6 w - - 0 1)
Ferber, Eugene
Wiener Schachzeitung, 1902
#2
7 + 4
| 15601 | Albrecht-Leiss-Degener Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Re6
- 2.Rb5#
- 2.Qb5#
- 1...Bh1
- 2.Rb5#
- 1...Bc2
- 2.Rb5#
- 1...Bg2
- 2.Rb5#
- 1...Bf3
- 2.Rb5#
- 1...Bf5
- 2.Rb5#
- 1...Bg6
- 2.Rb5#
- 1...Bh7
- 2.Rb5#
- 1...d1S
- 2.Qa2#
- 1...d1R
- 2.Qa2#
- 1...Re6
- Tries
- 1.Rb4?
- threat
- 2.Qc4#
- 2.Qxe4#
- 1...Re6
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qb5#
- 1...Bb1
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Bh1
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Bc2
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Bg2
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Bd3
- 2.Rd4#
- 2.Qe5#
- 1...Bf3
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Bf5
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Bg6
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Bh7
- 2.Rd4#
- 2.Rb5#
- 2.Qc4#
- 2.Qe5#
- 1...Ke6!
- threat
- 1.Rb4?
- Keys
- 1.Re1!
- threat
- 2.Qxe4#
- 1...Ke6
- 2.Qc4#
- 1...dxe1Q
- 2.Qa2#
- 1...dxe1S
- 2.Qa2#
- 1...dxe1B
- 2.Qa2#
- 1...dxe1R
- 2.Qa2#
- 1...Re6
- 2.Qb5#
- 1...Bb1
- 2.Qb5#
- 1...Bh1
- 2.Qd3#
- 2.Qb5#
- 1...Bc2
- 2.Qb5#
- 1...Bg2
- 2.Qd3#
- 2.Qb5#
- 1...Bd3
- 2.Qxd3#
- 1...Bf3
- 2.Qd3#
- 2.Qb5#
- 1...Bf5
- 2.Qb5#
- 1...Bg6
- 2.Qb5#
- 2.Qe6#
- 1...Bh7
- 2.Qb5#
- threat
- 1.Re1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 8
- REMOVED MATES = 6
- Sets
- B(b);::R(A)
- P(a);OGATE::QAB(B)
- Tries
- Try
- R(A);
- Threat
- DUALS(2)
- Refutation
- K(c);P_SPINB(b),S_FLIGHT
- Try
- Actual
- R(A);
- Threat
- QAB1(B),XB(b)
- Vars
- K(c);N_GUARD,P_SPINB(b),S_FLIGHT::QAB(B)
- P(a);OGATE,XR(A)::QAB(B)
- R(d);SBLOCK::QAR2(B)
- B(b);::QAR2(B)
- B(b);N_GUARD::QAR2(B),XB(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).