From applicable formations.
Ends in various formations. Turn The Key is a 3-part call.
From 3 & 1 Lines:
From a 1/4 Tag:
Split Turn The Key [C3B] : Working Split do a Turn The Key (i.e., Trade; Split Counter Rotate 1/4; Hinge).
anything The Key [C3B] :
Do the anything call; Counter Rotate 1/4; Hinge.
The anything call replaces the Trade.