With no explanation, label each line with "O", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
He
named
this
the
Sealy
Mattress
Company
after
the
town
.
He:O
named:O
this:O
the:organization-company
Sealy:organization-company
Mattress:organization-company
Company:organization-company
after:O
the:O
town:O
.:O