Complex sentence: Aberbargoed now has an extensive area of grasslands that are protected due to the finding of a rare butterfly: the Marsh fritillary "Euphydryas aurinia" has been found in the marshy area north of where Bedwellty School once stood.
Split into simpler sentences: Aberbargoed now has an extensive area of grasslands that are protected due to the finding of a butterfly. The Marsh fritillary "Euphydryas aurinia" has been found in the marshy area north of where Bedwellty School once stood.