Assertion: train | /r/CapableOf | find their position
Facets:
value: as with level
type: OTHER
value: by means of positioning beacons
type: MANNER
value: via sensors
type: MANNER
Source sentences:
text: As with Level 2, trains find their position themselves by means of positioning beacons and via sensors (axle transducers, accelerometer and radar) and must also be capable of determining train integrity on board to the very highest degree of reliability.