With no explanation, label each line with "product-other", "location-GPE", "O", "building-airport", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
The
airline
needed
short
takeoff
and
landing
(
STOL
)
aircraft
to
service
certain
airports
such
as
Juancho
E.
Yrausquin
Airport
on
Saba
and
began
flying
de
Havilland
Canada
DHC-6
Twin
Otters
in
1965
.
The:O
airline:O
needed:O
short:O
takeoff:O
and:O
landing:O
(:O
STOL:O
):O
aircraft:O
to:O
service:O
certain:O
airports:O
such:O
as:O
Juancho:building-airport
E.:building-airport
Yrausquin:building-airport
Airport:building-airport
on:O
Saba:location-GPE
and:O
began:O
flying:O
de:location-GPE
Havilland:location-GPE
Canada:location-GPE
DHC-6:product-other
Twin:product-other
Otters:product-other
in:O
1965:O
.:O