Q:Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. VR Class Tr1 - Before 1942 VR Class Tr1s originally had the class name was R1. They were nicknamed "Risto"after the Finnish President Risto Ryti. They were a heavy freight locomotive. They were numbered 1030-1096.The 67 locomotives were built between 1940-1957 by Tampella Lokomo and Arnold Jung Lokomotivfabrik GmbH Jungenthal of Germany. Risto is a product of the same era as the express train locomotive Ukko-Pekka and they share a similar appearance.
A:
Mean Of Transportation