With no explanation, label each line with "O", "product-ship", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Several
tenders
were
floated
to
procure
a
total
of
six
Landing
craft
tank
for
the
army
between
2017
and
2018
.
Several:O
tenders:O
were:O
floated:O
to:O
procure:O
a:O
total:O
of:O
six:O
Landing:product-ship
craft:O
tank:O
for:O
the:O
army:O
between:O
2017:O
and:O
2018:O
.:O