With no explanation, label each line with "O", "product-software", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
2008
,
Amazon
improved
the
service
by
adding
Elastic
Block
Store
(
EBS
)
,
offering
persistent
storage
for
Amazon
EC2
instances
and
Elastic
IP
addresses
,
and
offering
static
IP
addresses
designed
for
dynamic
cloud
computing
.
In:O
2008:O
,:O
Amazon:organization-company
improved:O
the:O
service:O
by:O
adding:O
Elastic:product-software
Block:product-software
Store:product-software
(:O
EBS:product-software
):O
,:O
offering:O
persistent:O
storage:O
for:O
Amazon:product-software
EC2:product-software
instances:O
and:O
Elastic:O
IP:O
addresses:O
,:O
and:O
offering:O
static:O
IP:O
addresses:O
designed:O
for:O
dynamic:O
cloud:O
computing:O
.:O