Tozzer returned from World War One to his post as associate professor at Harvard.

Entity and relation annotations:
id: 0
type: entity
value: text: Tozzer
labels: <Person>
id: 1
type: entity
value: text: World War One
labels: <Event>
id: 2
type: entity
value: text: Harvard
labels: <Organization>
id: 3
type: entity
value: text: associate professor
labels: <Title>
type: relation
to_id: 2
labels: Person:affiliated_with:Organization
from_id: 0
type: relation
to_id: 3
labels: Organization:Establishes:Title
from_id: 2
type: relation
to_id: 3
labels: Person:holds_title:Title
from_id: 0