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Problem Display

PID: 105455 (k1K5/r7/8/2N5/8/8/R7/8 w - - 0 1)

Csontos, Jeno

Dunaujvarosi Hirlap, 1956

k1K5/r7/8/2N5/8/8/R7/8

#2

3 + 2

6490	yacpdb	2009

SOLUTION

SOUND
Sets
- 1...Ra3
  - 2.Rxa3#
- 1...Ra4
  - 2.Rxa4#
- 1...Ra5
  - 2.Rxa5#
- 1...Ra6
  - 2.Rxa6#
Tries
- 1.Sb3?
  - 1...Ra3
    - 2.Rxa3#
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa2!
- 1.Sd3?
  - 1...Ra3
    - 2.Rxa3#
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa2!
- 1.Se4?
  - 1...Ra3
    - 2.Rxa3#
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa2!
- 1.Se6?
  - threat
    - 2.Sc7#
  - 1...Ra3
    - 2.Rxa3#
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa2!
- 1.Sb7?
  - 1...Ra3
    - 2.Rxa3#
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa2!
- 1.Sd7?
  - threat
    - 2.Sb6#
  - 1...Ra3
    - 2.Rxa3#
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa2!
- 1.Ra1?
  - 1...Ra2
    - 2.Rxa2#
  - 1...Ra3
    - 2.Rxa3#
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa1!
- 1.Ra3?
  - 1...Ra4
    - 2.Rxa4#
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa3!
- 1.Ra4?
  - 1...Ra5
    - 2.Rxa5#
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa4!
- 1.Ra5?
  - 1...Ra6
    - 2.Rxa6#
  - 1...Rxa5!
Keys
- 1.Sa6!
  - threat
    - 2.Sc7#
  - 1...Rc7+
    - 2.Sxc7#
  - 1...Rxa6
    - 2.Rxa6#

FEATURES

Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
Sets
- R(a);OGATEB::R(A),XR(a)
Tries
- Try
  - S(B);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - S(B);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - S(B);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - S(B);
  - Threat
    - S(B)
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - S(B);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - S(B);
  - Threat
    - S(B)
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - R(A);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - R(A);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - R(A);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
- Try
  - R(A);
  - Vars
    - R(a);OGATEB::R(A),XR(a)
  - Refutation
    - R(a);N_SPINR(a),XR(A)
Actual
- S(B);N_PINR(a)
- Threat
  - S(B)
- Vars
  - R(a);CHECK::R(A)+S(B),DCHECK,XR(a)
  - R(a);OGATE,P_SPINR(a),XS(B)::R(A),XR(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).