From a 2x4 formation: Ends Split Circulate twice while out-facing Centers Crossover Circulate and then Circulate, and in-facing Centers Circulate and then Crossover Circulate. Ends in a 2x4. Everyone simply does their part of these actions; they do not re-evaluate the setup as the call progresses.
From columns, the "out-facing Centers" and "in-facing Centers" are evaluated relative to their center box.
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