Complex sentence: After a four year tenure, he was transferred to Iwatsuki Domain in Musashi and was replaced at Odawara by Inaba Masakatsu, formerly of Masaoka Domain in Shimotsuke Province.
Split into simpler sentences: After a four year tenure, he was transferred to Iwatsuki Domain in Musashi. He was replaced at Odawara by Inaba Masakatsu, formerly of Masaoka Domain in Shimotsuke Province.