Complex sentence: Carrick-on-Shannon railway station serves the town of Carrick-on-Shannon, whilst the town itself is in County Leitrim, the railway station lies across the border in neighbouring County Roscommon in the small area of Cortober or Mullaghmore.
Split into simpler sentences: Carrick-on-Shannon railway station serves the town of Carrick-on-Shannon. Whilst the town itself is in County Leitrim, the railway station lies across the border in neighbouring County Roscommon in the small area of Cortober or Mullaghmore.