With no explanation, label each line with "location-GPE", "O", "location-bodiesofwater", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart" or "building-airport" preceded by ":".
The
city
extends
in
a
north–south
direction
on
the
west
bank
of
the
valley
formed
by
the
Raidāk
River
,
which
is
known
as
the
Wang
Chuu
or
Thimphu
Chuu
in
Bhutan
.
The:O
city:O
extends:O
in:O
a:O
north–south:O
direction:O
on:O
the:O
west:O
bank:O
of:O
the:O
valley:O
formed:O
by:O
the:O
Raidāk:location-bodiesofwater
River:location-bodiesofwater
,:O
which:O
is:O
known:O
as:O
the:O
Wang:location-GPE
Chuu:location-GPE
or:O
Thimphu:location-GPE
Chuu:location-GPE
in:O
Bhutan:location-GPE
.:O