Add operator:passenger=MBTA for the shared freight/passenger tracks near Pilgrim Junction and on the Middleboro Subdivision

Add operator=MBTA for the tracks at the MBTA layover near Middleborough MBTA station

Set operator=MBTA and owner tags on MBTA subway non-revenue tracks

Set operator=MBTA and owner tags on MBTA Blue Line revenue tracks

Set operator=MBTA and owner tags on MBTA Orange Line revenue tracks

Set operator=MBTA and owner tags on MBTA Red Line revenue tracks

Remove role=route from tracks associated with the Mattapan Trolley route relation

Revert ref=Fairmount Line changes back to ref=CR-Fairmount for MBTA Fairmount Line route and route master.

Set name=Mattapan Trolley for 3 tracks that had not yet been updated for the name change

Set operator=MBTA and owner tags on Mattapan Trolley tracks

Remove construction=light_rail on service tracks for the Green Line Extension which have entered service

Set operator=MBTA and owner tags on remaining MBTA Green Line service tracks

Set operator=MBTA and owner tags on all MBTA Green Line East Somerville Complex tracks

Set operator=MBTA and owner tags on all MBTA Reservoir Yard/Carhouse tracks

Set operator=MBTA and owner tags on all MBTA Lake Street Yard (Green Line (B)) tracks

Set operator=MBTA and owner tags on all Riverside Carhouse (Green Line (D)) tracks

Set operator=MBTA and owner tags on all revenue Green Line tracks

Fix MBTA Green Line (D) track usage at Park Street station since it was showing as routing onto the wrong track.

Adjusted MBTA Fairmount Line route master and routes to reflect the proper GTFS route name/ref and also use South Station (MBTA) instead of Boston South Station (Amtrak)

Add MBTA CR-Fairmount route for the standard outbound direction (South Station to Readville) and add the expected relation members.