Complex sentence: In 1985 the band was able to return into the Austrian charts with the Song "Mulatschag", but the song was not a big success, so it has been one of the last singles released so far.
Split into simpler sentences: In 1985 the band was able to return into the Austrian charts with the Song "Mulatschag". Due to its moderate success it has been one of the last single released so far.