Complex sentence: A National school adjacent to the first station on the 1853 Valuations map had passed out of use before 1900, replaced by a new building in Knockatillane built by the Moore family.
Split into simpler sentences: A National school adjacent to the first station on the 1853 Valuations map had passed out of use before 1900. This school was replaced by a new building in Knockatillane built by the Moore family.