# vi1.txt	20230109_0730	HEAD
fld10 fld11 fld12 fld13 fld14 fld15 fld16
fld20 fld21 fld22 fld23 fld24 fld25 fld26
fld30 fld31 fld32 fld33 fld34 fld35
# vi1.txt	20230109_0730	BODY
fld40 fld41 fld42 fld43 fld44 
fld50 fld41 fld52 fld53 
fld60 fld61 fld62
fld70 fld71
fld80
# vi1.txt	20230109_0730	TAIL