With no explanation, label each line with "O", "location-road/railway/highway/transit", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
initial
plans
included
the
possibility
of
an
8
or
9-track
commuter
rail
layover
yard
next
to
the
Worcester
main
.
The:O
initial:O
plans:O
included:O
the:O
possibility:O
of:O
an:O
8:O
or:O
9-track:O
commuter:O
rail:O
layover:O
yard:O
next:O
to:O
the:O
Worcester:location-road/railway/highway/transit
main:location-road/railway/highway/transit
.:O