Complex sentence: Malagasy has been written using the Latin script since 1823, before which the Arabic Ajami script, or Sorabe ("large writings") as it is known in Madagascar, was used for astrological and magical texts.
Split into simpler sentences: Malagasy has been written using the Latin script since 1823. Before that the Arabic Ajami script, or Sorabe ("large writings") as it is known in Madagascar, was used for astrological and magical texts.