With no explanation, label each line with "O", "organization-company", "event-sportsevent", "product-train", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
During
the
first
half
of
1994
,
NSB
leased
two
Re
460s
to
have
sufficient
locomotives
for
operation
during
the
1994
Winter
Olympics
.
During:O
the:O
first:O
half:O
of:O
1994:O
,:O
NSB:organization-company
leased:O
two:O
Re:product-train
460s:product-train
to:O
have:O
sufficient:O
locomotives:O
for:O
operation:O
during:O
the:O
1994:event-sportsevent
Winter:event-sportsevent
Olympics:event-sportsevent
.:O