Past principal guest conductors have included Maris Jansons, James Loughran and Jac van Steen.

Entity and relation annotations:
id: 0
type: entity
value: text: Maris Jansons
labels: <Person>
id: 1
type: entity
value: text: James Loughran
labels: <Person>
id: 2
type: entity
value: text: Jac van Steen
labels: <Person>
id: 3
type: entity
value: text: Past principal guest conductors
labels: <Title>
type: relation
to_id: 3
labels: Person:holds_title:Title
from_id: 0
type: relation
to_id: 3
labels: Person:holds_title:Title
from_id: 1
type: relation
to_id: 3
labels: Person:holds_title:Title
from_id: 2