With no explanation, label each line with "O", "person-politician", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
His
mother
was
the
daughter
of
James
Somerville
,
12th
Lord
Somerville
.
His:O
mother:O
was:O
the:O
daughter:O
of:O
James:person-other
Somerville:person-other
,:O
12th:O
Lord:person-politician
Somerville:person-politician
.:O