Complex sentence: He retired in Huang Gang (黄岗) of Hubei province, bought a country house and named it "Pingzhou"; he called himself "Expert Vegetable Grower of Pingzhou (萍洲老圃)".
Split into simpler sentences: He retired in Huang Gang (黄岗) of the Hubei province, bought a country house and named it "Pingzhou". He called himself "Expert Vegetable Grower of Pingzhou (萍洲老圃)".