Complex sentence: In 1990, the population of the city passed the 20,000 mark and city authorities applied for status as a large county seat, which was granted by the state administration of Baden-Württemberg in January 1993.
Split into simpler sentences: In 1990, the population of the city passed the 20,000 mark. The city authorities applied for status as a large county seat, which was granted by the state administration of Baden-Württemberg in January 1993.