"unknown":
http://www.imcdb.org/vehicle_1394382-Ford.html
http://www.imcdb.org/vehicle_1394381-Ford.html
http://www.imcdb.org/vehicle_1394386.html
http://www.imcdb.org/vehicle_1394741-BMW.html
http://www.imcdb.org/vehicle_1396567.html
http://www.imcdb.org/vehicle_1397475.html
http://www.imcdb.org/vehicle_1398400.html
http://www.imcdb.org/vehicle_1398320.html
http://www.imcdb.org/vehicle_1398319.html
http://www.imcdb.org/vehicle_1398276.html
http://www.imcdb.org/vehicle_1398387.html
http://www.imcdb.org/vehicle_1398282.html
http://www.imcdb.org/vehicle_1398671.html
http://www.imcdb.org/vehicle_1398684.html
http://www.imcdb.org/vehicle_1394367.html
http://www.imcdb.org/vehicle_1396777-JA.html
http://www.imcdb.org/vehicle_1397779-Rolls-Royce.html
http://www.imcdb.org/vehicle_1397774.html
http://www.imcdb.org/vehicle_1397789.html
http://www.imcdb.org/vehicle_1397790.html

"changes in information":
http://www.imcdb.org/vehicle_155908-Oshkosh-P-15.html
http://www.imcdb.org/vehicle_155909-Sutphen-Deluge.html

For all these vehicles:
http://www.imcdb.org/vehicle_693667-Citroen-Berlingo-2003.html
http://www.imcdb.org/vehicle_708718-Citroen-Berlingo-2003.html
http://www.imcdb.org/vehicle_787364-Citroen-Berlingo-2003.html
http://www.imcdb.org/vehicle_791890-Citroen-Berlingo-2003.html
http://www.imcdb.org/vehicle_1062631-Citroen-Berlingo-2003.html
http://www.imcdb.org/vehicle_1127774-Citroen-Berlingo-2003.html
The year is "2006" et extra info is "1.6 16V".
The same:
http://www.imcdb.org/vehicle_1397913-Citroen-Berlingo-2006.html