Question: Who was the father of the manager during the 2013–14 Feyenoord season?
Sentence (from "2011–12 Feyenoord season"): The 2011–12 season was Feyenoord's 104th season of play, it was their 56th season in the Eredivisie and its 90th consecutive season in the highest Dutch football division.
Relevant evidence: No