With no explanation, label each line with "organization-other", "person-soldier", "O", "event-attack/battle/war/militaryconflict", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
cemetery
contains
the
World
War
I
war
grave
of
Lieutenant
Arthur
Sampson
Marks
of
the
Royal
Sussex
Regiment
(
died
1918
)
.
The:O
cemetery:O
contains:O
the:O
World:event-attack/battle/war/militaryconflict
War:event-attack/battle/war/militaryconflict
I:event-attack/battle/war/militaryconflict
war:O
grave:O
of:O
Lieutenant:O
Arthur:person-soldier
Sampson:person-soldier
Marks:O
of:O
the:O
Royal:organization-other
Sussex:organization-other
Regiment:organization-other
(:O
died:O
1918:O
):O
.:O