sentences:  Automated messages announce the presence of the curves.For example; if an MP 89 CC train approaches the curved station of Barbès – Rochechouart on Line 4, there will be an automated announcement of the station name "Barbès – Rochechouart" just prior to the train entering the station.As the train approaches the platform and begins to slow down, a second station name announcement "Barbès – Rochechouart" is made.