Complex sentence: The Alfa Romeo GTA won European Touring Car Championship (ETCC) in 1966,1967 and 1968 and the later GTAm won titles in 1970 and 1971.
Split into simpler sentences: The Alfa Romeo GTA won European Touring Car Championship (ETCC) in 1966,1967 and 1968. The later Alfa Romeo GTAm won titles in 1970 and 1971.