d.guide in the multiple line formation. In multiple line formation when a ship becomes the guide corresponding ship in the other lines automatically becomes line guides if in any other line there is no ship occupying the corresponding station due to there being fewer ships in those lines the OTC will designate the line guide.
e.line guide and unit guide. line guide and unit guide are to keep station on the guide.
f.ship in a line. ship in a line are to keep station on their line guide.
g. change of tactical command. the change of tactical command does not in itself order an automatic change of the guide.