Note: The call indicates fractions such as 1/6 - 2/6 - 3/6 - 4/6 - 5/6 and 6/6 (or all the way).
From parallel waves or two faced lines: Ends Circulate once and a half as centers Fan Chain Thru 3/4. Finishes in a six hand wave with lonesome two facing in circulate direction and standing at the midpoint of the wave. The six hand wave then does a Tag the Line as indicated: 1/6--the lead two (in each facing file of three) stop shoulder to shoulder. 2/6--move up until the first and second two are shoulder to shoulder. 3/6--move up until all three are shoulder to shoulder. 4/6--move up until the lead two are clear and the trailing four are shoulder to shoulder etc. until on 6/6 the files of three have passed each other completely.
Gus Greene 1974
This definition is from The Handbook of Modern Square Dancing by Jay King.
It is provided here for informational and educational purposes only.