With no explanation, label each line with "location-GPE", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
The
American
planes
shifted
their
fire
to
the
Soviet
fighters
which
were
taking
off
in
spite
of
clearly
visible
large
red
star
markings
on
their
wings
.
The:O
American:location-GPE
planes:O
shifted:O
their:O
fire:O
to:O
the:O
Soviet:location-GPE
fighters:O
which:O
were:O
taking:O
off:O
in:O
spite:O
of:O
clearly:O
visible:O
large:O
red:O
star:O
markings:O
on:O
their:O
wings:O
.:O