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
coming
of
the
railroads
eliminated
the
need
for
the
Chisholm
Trail
.
The:O
coming:O
of:O
the:O
railroads:O
eliminated:O
the:O
need:O
for:O
the:O
Chisholm:location-road/railway/highway/transit
Trail:location-road/railway/highway/transit
.:O