With no explanation, label each line with "location-GPE", "O", "product-ship", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
Landing
Craft
Infantry
was
a
stepped
up
amphibious
assault
ship
,
developed
in
response
to
a
British
request
for
a
vessel
capable
of
carrying
and
landing
substantially
more
troops
than
the
smaller
Landing
Craft
Assault
(
LCA
)
.
The:O
Landing:product-ship
Craft:product-ship
Infantry:product-ship
was:O
a:O
stepped:O
up:O
amphibious:O
assault:O
ship:O
,:O
developed:O
in:O
response:O
to:O
a:O
British:location-GPE
request:O
for:O
a:O
vessel:O
capable:O
of:O
carrying:O
and:O
landing:O
substantially:O
more:O
troops:O
than:O
the:O
smaller:O
Landing:product-ship
Craft:product-ship
Assault:product-ship
(:O
LCA:product-ship
):O
.:O