With no explanation, label each line with "O", "person-athlete", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
In
an
on-field
interview
immediately
following
the
last
out
,
Hernandez
said
he
had
started
thinking
about
the
possibility
of
a
perfect
game
in
the
second
inning
.
In:O
an:O
on-field:O
interview:O
immediately:O
following:O
the:O
last:O
out:O
,:O
Hernandez:person-athlete
said:O
he:O
had:O
started:O
thinking:O
about:O
the:O
possibility:O
of:O
a:O
perfect:O
game:O
in:O
the:O
second:O
inning:O
.:O