The first boring machine reported to have been built was Henri-Joseph Maus's "Mountain Slicer".

Entity and relation annotations:
id: 0
type: entity
value: text: "Mountain Slicer"
labels: <Production>
id: 1
type: entity
value: text: Henri-Joseph Maus
labels: <Person>
type: relation
to_id: 0
labels: Person:creates:Production
from_id: 1