With no explanation, label each line with "location-GPE", "O", "building-hotel", "event-sportsevent", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Boston
's
draft
picks
at
the
1964
NHL
Entry
Draft
held
at
the
Queen
Elizabeth
Hotel
in
Montreal
,
Quebec
.
Boston:location-GPE
's:O
draft:O
picks:O
at:O
the:O
1964:O
NHL:event-sportsevent
Entry:event-sportsevent
Draft:event-sportsevent
held:O
at:O
the:O
Queen:building-hotel
Elizabeth:building-hotel
Hotel:building-hotel
in:O
Montreal:location-GPE
,:O
Quebec:location-GPE
.:O