Complex sentence: Another large project was the Tokachi Millenium Forest Garden, in Shimizu, Hokkaido, which was featured on BBC Radio 4 programme "Designed in Britain, Built in Japan".
Split into simpler sentences: Another large project was the Tokachi Millenium Forest Garden, in Shimizu, Hokkaido. Which was featured on BBC Radio 4 programme "Designed in Britain, Built in Japan".