Complex sentence: Powerstock was originally known as'Poorstock' but this was changed to'Powerstock' when the Bridport Railway was built in 1857, possibly to avoid connotations of'poor (rolling) stock' Diana P Read "Powerstock Station All Change".
Split into simpler sentences: Powerstock was originally known as'Poorstock', but at some point this changed to'Powerstock'. According to one source, this occurred when the Bridport Railway was built through the village in 1857, to avoid connotations of'poor (rolling) stock', Diana P Read "Powerstock Station All Change".