Complex sentence: In 1958, they were renamed the Daimai Orions; the Tokyo Orions in 1964; the Lotte Orions in 1969; and finally, since 1992, they have been the Chiba Lotte Marines.
Split into simpler sentences: In 1958, they became the Daimai Orions, then the Tokyo Orions in 1964. Since 1992, they have been the Chiba Lotte Marines.