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- From parallel waves, 2-faced lines, or other allowable formations: Center dancers Trade & Spread as ends facing out Flip into the spot vacated by the adjacent center; simultaneously, the end facing in does a Diagonal Circulate into the farthest center position of the opposite foursome. Right-hand waves become left-facing 2-faced lines; right-facing 2-faced lines become right-hand waves.
- Norm Madison