Complex sentence: The 1989--90 season was the 98th season in Liverpool F.C. 's existence, and their 27th consecutive year in the top-flight, and covered the period from 1 July 1989 to 30 June 1990.
Split into simpler sentences: The 1989--90 season was the 98th season in Liverpool F.C. 's existence, and their 27th consecutive year in the top-flight. This article covers the period from 1 July 1989 to 30 June 1990.