Complex sentence: The was one of the five routes of the Edo period and it was built to connect Edo (modern-day Tokyo) with Mutsu Province and the present-day city of Shirakawa, Fukushima Prefecture, Japan.
Split into simpler sentences: The was one of the five routes of the Edo period. It was built to connect Edo (modern-day Tokyo) with Mutsu Province and the present-day city of Shirakawa, Fukushima Prefecture, Japan.