With no explanation, label each line with "O", "product-software", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Acceptable
file
formats
can
include
ASCII
,
HTML
,
OpenOffice
Writer
and
Microsoft
Word
,
and
compiled
Help
formats
such
as
Microsoft
WinHelp
and
Microsoft
Compressed
HTML
Help
.
Acceptable:O
file:O
formats:O
can:O
include:O
ASCII:product-software
,:O
HTML:product-software
,:O
OpenOffice:product-software
Writer:product-software
and:O
Microsoft:product-software
Word:product-software
,:O
and:O
compiled:O
Help:O
formats:O
such:O
as:O
Microsoft:product-software
WinHelp:product-software
and:O
Microsoft:product-software
Compressed:product-software
HTML:product-software
Help:product-software
.:O