Complex sentence: Museum staff walked out in disputes over pay in 2014,2015 and 2016 Blaenavon Cheddar Company, a local cheese company, ages its Pwll Mawr (Big Pit) cheddar at the bottom of the Big Pit mine shaft.
Split into simpler sentences: Museum staff walked out in disputes over pay in 2014,2015 and 2016. The Blaenavon Cheddar Company, a local cheese company, ages its Pwll Mawr (Big Pit) cheddar at the bottom of the Big Pit mine shaft.