Nimitz culminated his long-range strategy by successful amphibious assaults on Iwo Jima and Okinawa.

Entity and relation annotations:
id: 0
type: entity
value: text: Nimitz
labels: <Person>
id: 1
type: entity
value: text: Iwo Jima
labels: <Location>
id: 2
type: entity
value: text: Okinawa
labels: <Location>