Question: This multi-event motor racing championship held across Europe and the origin of the term that describes it lies in the nomenclature that was adopted by the FIA for all of its post-World War II single-seater what?
Sentence (from "2000 German Formula Three Championship"): It commenced on 22 April at Zolder and ended at Hockenheim on 29 October after ten double-header rounds.
Relevant evidence: No