From Columns.
First Two 
  Checkmate The Column
  as Last Two Extend (using Circulates) to a Box, 
  Cast Off 3/4, Slither, and As Couples Extend.
Ends in Parallel Two-Faced Lines.
 
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 |  Checkover の前 |   |  after  First Two Checkmate as Last Two Circulate |   | Centers Cast Off 3/4  と Very Centers Slither の後 |   | As Couples Extend の後 |   
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Checkover But Hold The Two-Faced Line [C1V]:
 Do a Checkover but omit the As Couples Extend.
1 By 2 Checkover [C2V]:
 #1 'Checkmate' as #2 and #3 1/2 Circulate, Cast Off 3/4 &
  Slither, and 'As Couples' Extend.
 
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 |  1 By 2 Checkover の前 |   | 後 |   
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Turn Over [C4]:
 From a Mini-Wave Box. Cast Off 3/4 and Slither.  Ends in a Two-Faced Line.
Checkmate The Column [A2] (H.P. Williams 1975):
 Column から.
  始めの 2 人は Circulate 4 spots をし 1/4 In を, 後の2人は Circulate twice - 1/4 In - Circulate をします.
  普通の Column からは, 平行な Two-Faced Line で終わります.