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Problem Display

PID: 195810 (8/8/8/5K2/7p/3B4/6kP/5RB1 w - - 0 1)

Lincoln, Robert A

Comm., Kozhakina-25 JT, 2016

8/8/8/5K2/7p/3B4/6kP/5RB1

#2

5 + 2

145	StrateGems	2018

SOLUTION

SOUND
Sets
- 1...Kh1
  - 2.Be4#
Tries
- 1.Kg4?
  - 1...Kh1
    - 2.Be4#
  - 1...h3!
- 1.Ra1?
  - 1...Kh1
    - 2.Be4#
  - 1...Kh3
    - 2.Bf1#
  - 1...h3
    - 2.Be4#
  - 1...Kf3!
- 1.Rb1?
  - 1...Kh1
    - 2.Be4#
  - 1...Kh3
    - 2.Bf1#
  - 1...h3
    - 2.Be4#
  - 1...Kf3!
- 1.Rc1?
  - 1...Kh1
    - 2.Be4#
  - 1...Kh3
    - 2.Bf1#
  - 1...h3
    - 2.Be4#
  - 1...Kf3!
- 1.Rd1?
  - 1...Kh1
    - 2.Be4#
  - 1...Kh3
    - 2.Bf1#
  - 1...h3
    - 2.Be4#
  - 1...Kf3!
Keys
- 1.Re1!
  - 1...Kh1
    - 2.Be4#
  - 1...Kf3
    - 2.Be4#
  - 1...Kh3
    - 2.Bf1#
  - 1...h3
    - 2.Be4#

FEATURES

Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
Sets
- K(a);S_FLIGHT::B(D)
Tries
- Try
  - K(E);S_FLIGHT
  - Vars
    - K(a);S_FLIGHT::B(D)
  - Refutation
    - P(b);
- Try
  - R(A);
  - Vars
    - K(a);S_FLIGHT::B(D)
    - P(b);SBLOCK::B(D)
  - Refutation
    - K(a);S_FLIGHT
- Try
  - R(A);
  - Vars
    - K(a);S_FLIGHT::B(D)
    - P(b);SBLOCK::B(D)
  - Refutation
    - K(a);S_FLIGHT
- Try
  - R(A);
  - Vars
    - K(a);S_FLIGHT::B(D)
    - P(b);SBLOCK::B(D)
  - Refutation
    - K(a);S_FLIGHT
- Try
  - R(A);
  - Vars
    - K(a);S_FLIGHT::B(D)
    - P(b);SBLOCK::B(D)
  - Refutation
    - K(a);S_FLIGHT
Actual
- R(A);
- Vars
  - K(a);S_FLIGHT::B(D)
  - P(b);SBLOCK::B(D)

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).