Complex sentence: Before the 21st century the post office and village shop were located opposite Cranbourne Drive at the bottom of Otterbourne hill, however at the end of the 1990s the car garage at the center of the village was rebuilt to include a petrol station and convenience store.
Split into simpler sentences: Before the 21st century, the post office and village shop were located opposite Cranbourne Drive at the bottom of Otterbourne hill. However, at the end of the 1990s, the car garage at the centre of the village was rebuilt to include a petrol station and convenience store.