With no explanation, label each line with "O", "location-road/railway/highway/transit", "other-language", "location-other", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Originally
referred
to
as
the
Est
Ouest
Liaison
Express
or
EOLE
(
English
:
East
West
Express
Link
)
,
RER
E
is
the
newest
line
in
the
system
opening
in
1999
,
with
the
extension
in
2003
,
and
further
extensions
to
the
west
currently
under
construction
(
in
2022
to
Nanterre-La
Folie
,
in
2024
to
Mantes-la-Jolie
)
.
Originally:O
referred:O
to:O
as:O
the:O
Est:location-road/railway/highway/transit
Ouest:location-road/railway/highway/transit
Liaison:location-road/railway/highway/transit
Express:location-road/railway/highway/transit
or:O
EOLE:location-road/railway/highway/transit
(:O
English:other-language
::O
East:location-road/railway/highway/transit
West:location-road/railway/highway/transit
Express:location-road/railway/highway/transit
Link:location-road/railway/highway/transit
):O
,:O
RER:location-road/railway/highway/transit
E:location-road/railway/highway/transit
is:O
the:O
newest:O
line:O
in:O
the:O
system:O
opening:O
in:O
1999:O
,:O
with:O
the:O
extension:O
in:O
2003:O
,:O
and:O
further:O
extensions:O
to:O
the:O
west:O
currently:O
under:O
construction:O
(:O
in:O
2022:O
to:O
Nanterre-La:location-other
Folie:location-other
,:O
in:O
2024:O
to:O
Mantes-la-Jolie:location-other
):O
.:O