With no explanation, label each line with "O", "organization-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
From
1970
to
1973
,
HS-11
was
assigned
to
CVSG-56
deploying
on
board
with
tail
code
AU
.
From:O
1970:O
to:O
1973:O
,:O
HS-11:organization-other
was:O
assigned:O
to:O
CVSG-56:O
deploying:O
on:O
board:O
with:O
tail:O
code:O
AU:O
.:O