Peter charged Kaloyan with the government of Asen's realm.

Entity and relation annotations:
id: 0
type: entity
value: text: Peter
labels: <Person>
id: 1
type: entity
value: text: Kaloyan
labels: <Person>
id: 2
type: entity
value: text: Asen's realm
labels: <Organization>
type: relation
to_id: 2
labels: Person:affiliated_with:Organization
from_id: 1