With no explanation, label each line with "O", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
George
Washington
was
a
colonel
to
Braddock
,
and
fought
at
the
battle
before
they
retreated
.
George:person-other
Washington:person-other
was:O
a:O
colonel:O
to:O
Braddock:person-other
,:O
and:O
fought:O
at:O
the:O
battle:O
before:O
they:O
retreated:O
.:O