Complex sentence: It was created on 27 May 1967 from parts of the Northern Region and existed until 3 February 1976, when it was divided into three states-Bauchi, Borno, and Gongola.
Split into simpler sentences: It was created on 27 May 1967 from parts of the Northern Region. On 3 February 1976 it was divided into three states-Bauchi, Borno, and Gongola.