Question: The 1987–88 Football League season was Birmingham City Football Club's 85th in the Football League and their 35th in the Second Division, they finished in 19th position in the division, the 1987–1988 Football League season was which ordinal number completed season? 
Sentence (from "1987–88 Birmingham City F.C. season"): They finished in 19th position in the division, expanded for this season to 23 teams as part of a restructuring process, and again avoided relegation only by two points.
Relevant evidence: No