With no explanation, label each line with "O", "person-politician", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
His
term
began
January
1
,
2009
,
and
he
succeeded
former
President
George
H.
W.
Bush
.
His:O
term:O
began:O
January:O
1:O
,:O
2009:O
,:O
and:O
he:O
succeeded:O
former:O
President:O
George:person-politician
H.:person-politician
W.:person-politician
Bush:person-politician
.:O