Complex sentence: Obuchi married environmental essayist Chizuko Ono in 1967: they were introduced by Tomisaburo Hashimoto, a Diet member and relative of Prime Minister Ryutaro Hashimoto.
Split into simpler sentences: Obuchi married environmental essayist Chizuko Ono in 1967. They were introduced by Tomisaburo Hashimoto, a Diet member and relative of Prime Minister Ryutaro Hashimoto.