Question: What was the 89th completed Football League season and the 1987–88 Port Vale F.C. season? 
Sentence (from "List of Port Vale F.C. players (1–24 appearances)"): The club was formed in 1876, in 1884 they took the name Burslem Port Vale F.C., dropping the 'Burslem' in 1907.
Relevant evidence: No