With no explanation, label each line with "O", "product-weapon", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
It
follows
9-year-old
Ralphie
Parker
and
his
unrelenting
desire
to
get
his
hands
on
a
Red
Ryder
BB
gun
for
Christmas
.
''
It:O
follows:O
9-year-old:O
Ralphie:person-other
Parker:person-other
and:O
his:O
unrelenting:O
desire:O
to:O
get:O
his:O
hands:O
on:O
a:O
Red:product-weapon
Ryder:product-weapon
BB:product-weapon
gun:product-weapon
for:O
Christmas:O
.:O
'':O