With no explanation, label each line with "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport", "building-hospital" or "building-hotel" preceded by ":".
``
I
did
n't
know
they
had
that
many
places
!
``:O
I:O
did:O
n't:O
know:O
they:O
had:O
that:O
many:O
places:O
!:O