Question:  What is the name of the city where West Ham United plays and has had only fifteen permanent F.C. managers including English football manager and former professional player?
Sentence (from "West Ham United F.C. managers"): Former Hammer's player and board member Trevor Brooking was briefly in charge during two separate spells as caretaker manager in 2003, first during the illness of Glenn Roeder and again between Roeder's sacking and the appointment of Alan Pardew.
Relevant evidence: No