From a quarter tag: Centers Explode the Wave and Run around outsides, new centers Touch 1/4 and Box Counter Rotate as outsides Touch 1/4.
Left Explode To A Column: From a left-hand quarter tag: Same as above except replace Touch 1/4 with Left Touch 1/4.
Cross Explode To A Column (with George Monaghan): Same as above except centers Cross Run.
Criss Cross Explode To A Column: Same as above except original outsides do a 1/2 Sashay as they come to the center to Touch 1/4.