With no explanation, label each line with "location-GPE", "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
When
it
started
,
the
Frankfort
and
Cincinnati
Railroad
had
``
serious
financial
reverses
''
before
it
even
laid
its
first
piece
of
rail
.
When:O
it:O
started:O
,:O
the:O
Frankfort:location-GPE
and:O
Cincinnati:location-road/railway/highway/transit
Railroad:location-road/railway/highway/transit
had:O
``:O
serious:O
financial:O
reverses:O
'':O
before:O
it:O
even:O
laid:O
its:O
first:O
piece:O
of:O
rail:O
.:O