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 ":".
Microsoft
Office
applications
can
also
be
used
,
including
Word
,
PowerPoint
and
Excel
.
Microsoft:product-software
Office:product-software
applications:O
can:O
also:O
be:O
used:O
,:O
including:O
Word:product-software
,:O
PowerPoint:product-software
and:O
Excel:product-software
.:O