With no explanation, label each line with "product-other", "product-airplane", "O", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
By
November
2018
,
Wright
was
testing
a
commercially
available
electric
motor
,
before
combining
it
with
a
Pratt
&
amp
;
Whitney
Canada
PT6A
turboprop
to
be
installed
on
an
existing
nine-seater
for
2019
flight
tests
,
which
may
be
marketed
subsequently
.
By:O
November:O
2018:O
,:O
Wright:product-airplane
was:O
testing:O
a:O
commercially:O
available:O
electric:O
motor:O
,:O
before:O
combining:O
it:O
with:O
a:O
Pratt:product-other
&:product-other
amp:product-other
;:O
Whitney:product-airplane
Canada:product-airplane
PT6A:product-airplane
turboprop:O
to:O
be:O
installed:O
on:O
an:O
existing:O
nine-seater:O
for:O
2019:O
flight:O
tests:O
,:O
which:O
may:O
be:O
marketed:O
subsequently:O
.:O