MESON Chess Problem Database
Problem Display
PID: 73702 (8/B2pK3/3N4/1P1kN3/3P4/r7/3Q1n2/1b4b1 w - - 0 1)
de Jongh, Theodor
Tijdschrift vd KNSB, 1938
#2
7 + 6
| 5454 | Near Snap | 2010 |
SOLUTION
- SOUND
- Sets
- 1...Sd3
- 2.Qg2#
- 1...Sd3
- Tries
- 1.Sd3?
- threat
- 2.Sb4#
- 2.Sf4#
- 2.Qg5#
- 1...Rxd3
- 2.Qg5#
- 1...Rxa7
- 2.Sb4#
- 2.Sf4#
- 1...Sxd3
- 2.Qg2#
- 1...Rb3
- 2.Sf4#
- 2.Qg5#
- 1...Ra4
- 2.Sf4#
- 2.Qg5#
- 1...Bh2
- 2.Sb4#
- 1...Sh3
- 2.Sb4#
- 2.Qg2#
- 1...Se4
- 2.Sb4#
- 2.Sf4#
- 1...Sg4
- 2.Sb4#
- 2.Sf4#
- 2.Qg2#
- 1...Bxd3!
- threat
- 1.Qc3?
- threat
- 2.Qc4#
- 2.Qc5#
- 1...Ra4
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bd3
- 2.Qc5#
- 1...Sd3
- 2.Qc4#
- 1...Se4
- 2.Qc4#
- 1...Rxc3!
- threat
- 1.Qb4?
- threat
- 2.Qc5#
- 2.Qc4#
- 1...Ra4
- 2.Qc5#
- 1...Ba2
- 2.Qc5#
- 1...Bd3
- 2.Qc5#
- 1...Sd3
- 2.Qc4#
- 1...Se4
- 2.Qc4#
- 1...Rc3!
- threat
- 1.Sd3?
- Keys
- 1.Sec4!
- threat
- 2.Sb6#
- 1...Re3+
- 2.Sxe3#
- 1...Rd3
- 2.Qg5#
- 1...Ra6
- 2.Se3#
- 1...Bd3
- 2.Se3#
- 1...Sd3
- 2.Qg2#
- threat
- 1.Sec4!
Anticipated by 103471(1937)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- S(c);OGATE::QAB(A)
- Tries
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- R(d);XS(D)::QAR(A)
- S(c);OGATE,XS(D)::QAB(A)
- B(b);::S(D)
- Refutation
- B(a);XS(D)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(d);::QAR1(A)
- B(a);::QAR1(A)
- S(c);::QAB1(A)
- Refutation
- R(d);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(d);::QAR1(A)
- B(a);::QAR1(A)
- S(c);::QAB1(A)
- Refutation
- R(d);
- Try
- Actual
- S(D);
- Threat
- S(D)
- Vars
- R(d);CHECK,N_GUARD::S(D),XR(d)
- R(d);S_CUTB(a)::QAR(A)
- R(d);N_GUARD::S(D)
- B(a);S_CUTR(d)::S(D)
- S(c);OGATE::QAB(A)
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).