Artaxias founded a capital, Artaxata on the Araks River near Lake Sevan.

Entity and relation annotations:
id: 0
type: entity
value: text: Artaxias
labels: <Person>
id: 1
type: entity
value: text: Artaxata
labels: <Location>
id: 2
type: entity
value: text: Araks River
labels: <Location>
id: 3
type: entity
value: text: Lake Sevan
labels: <Location>
type: relation
to_id: 2
labels: Location:located_in:Location
from_id: 1
type: relation
to_id: 3
labels: Location:Adjacent:Location
from_id: 2