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 ":".
When
Pozzi
refused
because
he
could
not
remedy
the
situation
,
Machu
shot
him
four
times
in
the
stomach
.
When:O
Pozzi:person-other
refused:O
because:O
he:O
could:O
not:O
remedy:O
the:O
situation:O
,:O
Machu:person-other
shot:O
him:O
four:O
times:O
in:O
the:O
stomach:O
.:O