MESON Chess Problem Database
Problem Display
PID: 55948 (1K5n/1P4Np/R3B1kB/2Q1p3/3p4/5p2/4q3/r7 w - - 0 1)
Grabowski, Kazimierz
10th Comm., Brisbane Courier, 1914-1915
#2
7 + 8
| 3713 | Snap | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Ba2#
- 1...Qe1
- 2.Ba2#
- 1...Qa2
- 2.Bxa2#
- 1...Qc2
- 2.Ba2#
- 1...Qd2
- 2.Ba2#
- 1...Qf2
- 2.Ba2#
- 1...Qg2
- 2.Ba2#
- 1...Qh2
- 2.Ba2#
- 1...Qe3
- 2.Ba2#
- 1...Rc1
- 2.Bc4#
- 1...Rd1
- 2.Bc4#
- 1...Re1
- 2.Bc4#
- 1...Rf1
- 2.Bc4#
- 1...Rg1
- 2.Bc4#
- 1...Rh1
- 2.Bc4#
- 1...Sf7
- 2.Bf5#
- 1...d3
- 2.Ba2#
- 1...e4
- 2.Qg5#
- 1...Qd1
- Tries
- 1.Qe7?
- threat
- 2.Bf5#
- 2.Bf7#
- 2.Qg5#
- 1...Qxa6
- 2.Qg5#
- 1...Rxa6
- 2.Qg5#
- 1...Qd2
- 2.Ba2#
- 2.Bf5#
- 2.Bf7#
- 1...Qg2
- 2.Ba2#
- 2.Bf5#
- 2.Bf7#
- 1...Qe3
- 2.Ba2#
- 2.Bf5#
- 2.Bf7#
- 1...Rg1
- 2.Bc4#
- 2.Bf5#
- 2.Bf7#
- 1...Sf7
- 2.Bf5#
- 2.Bxf7#
- 1...Kxh6!
- threat
- 1.Qe7?
- Keys
- 1.Qc1!
- threat
- 2.Qg5#
- 1...Kf6
- 2.Qg5#
- 1...Rxc1
- 2.Bc4#
- 1...Qd2
- 2.Ba2#
- 1...Qe3
- 2.Ba2#
- 1...Qg2
- 2.Ba2#
- 1...Sf7
- 2.Bf5#
- threat
- 1.Qc1!
This anticipates 244988(1917)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 13
- Sets
- Q(b);N_GUARD::R(B)+B(C)
- Q(b);N_GUARD::R(B)+B(C),XQ(b)
- R(a);N_GUARD::R(B)+B(C)
- S(h);SBLOCK::R(B)+B(C),DCHECK
- P(d);S_CUTQ(b)::R(B)+B(C)
- P(e);OGATE::QAR1(A)
- Tries
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- Q(b);XR(B)::QAR1(A)
- R(a);XR(B)::QAR1(A)
- Refutation
- K(f);P-FLIGHT,XB(D)
- Try
- Actual
- Q(A);
- Threat
- QAR1(A)
- Vars
- K(f);P-FLIGHT::QAB1(A)
- R(a);N_GUARD,XQ(A)::R(B)+B(C)
- Q(b);N_GUARD::R(B)+B(C)
- S(h);SBLOCK::R(B)+B(C),DCHECK
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).