Keshtmand was released from jail, and was once again joined the Politburo.

Entity and relation annotations:
id: 0
type: entity
value: text: Keshtmand
labels: <Person>
id: 1
type: entity
value: text: the Politburo
labels: <Organization>
type: relation
to_id: 1
labels: Person:belongs_to_NORP:Organization
from_id: 0