Complex sentence: This was followed by a further three films which were targeted at lower class audiences and extensively used "kroncong" music, culminating with "Panggilan Darah" in 1941, completed after Njoo and Young had migrated to Majestic Film.
Split into simpler sentences: This was followed by a further three films, which were targeted at lower class audiences and extensively used "kroncong" music. Their final production was "Panggilan Darah" in 1941, which was completed after Njoo and Young had migrated to Majestic Film.