Okitomo was killed by Sano Masakoto, a "hatamoto".

Entity and relation annotations:
id: 0
type: entity
value: text: Okitomo
labels: <Person>
id: 1
type: entity
value: text: Sano Masakoto
labels: <Person>
id: 2
type: entity
value: text: "hatamoto"
labels: <Title>
type: relation
to_id: 0
labels: Person:harms:Person
from_id: 1
type: relation
to_id: 2
labels: Person:holds_title:Title
from_id: 1