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 ":".
Obama
stated
that
,
like
Bush
,
he
would
employ
signing
statements
if
he
deems
a
portion
of
a
bill
to
be
unconstitutional
,
and
he
subsequently
issued
several
signing
statements
.
Obama:person-politician
stated:O
that:O
,:O
like:O
Bush:person-politician
,:O
he:O
would:O
employ:O
signing:O
statements:O
if:O
he:O
deems:O
a:O
portion:O
of:O
a:O
bill:O
to:O
be:O
unconstitutional:O
,:O
and:O
he:O
subsequently:O
issued:O
several:O
signing:O
statements:O
.:O