With no explanation, label each line with "O", "product-software", "person-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
According
to
lead
architect
Mark
Cerny
,
development
of
Sony
's
fourth
video
game
console
began
as
early
as
2008
.
According:O
to:O
lead:O
architect:O
Mark:person-other
Cerny:person-other
,:O
development:O
of:O
Sony:product-software
's:O
fourth:O
video:O
game:O
console:O
began:O
as:O
early:O
as:O
2008:O
.:O