With no explanation, label each line with "O", "building-hotel", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
In
2004
,
Cowdray
became
the
general
manager
at
The
Dorchester
Hotel
.
In:O
2004:O
,:O
Cowdray:person-other
became:O
the:O
general:O
manager:O
at:O
The:O
Dorchester:building-hotel
Hotel:building-hotel
.:O