sentences:  After Zola's dismissal and the appointment of Harry Redknapp, Birmingham needed to win both their last two matches to avoid relegation; Grounds was a part of the defence that kept a clean sheet away to Bristol City in a 1–0 win that preserved their Championship status.Birmingham took up their option to extend Grounds's contract for another year, and he continued in the first team until the close of the transfer window, when the defence was reshuffled to accommodate Emilio Nsue and new arrival Maxime Colin.Redknapp was sacked two games later, and caretaker manager Lee Carsley persisted with Nsue and Colinboth right-sided playersat full back.