It may contain the following character sequences:
.Bl -column "Character sequence" "Replaced with" -offset indent
.It Sy "Character sequence" Ta Sy "Replaced with"
+.It Li "+<" Ta "Pad with a space"
.It Li "+A" Ta "Output of the external script"
.It Li "+C" Ta "Window class"
.It Li "+D" Ta "Workspace name"