Centers do your part of Extend the Tag as the Others 1/4 toward the given
direction (relative to the 4-dancer formation).
Adjust to end in a 2 x 2. EN: 20
There is a potential ambiguity dependent upon whether
the outsides turn 1/4 before or after the
Centers Extend (pay special attention to dancers
and
below): EN: 40
From Interlocked Diamonds.
Everyone except the Very Centers do a normal Drop direction
as the Very Centers Interlocked Extend (as one movement back-to-back Slither and Extend). EN: 283