Kevin Hales (born 13 January 1961) is a football coach. Before coaching, he played as a midfielder for Chelsea and Leyton Orient, managed Welling United and Erith & Belvedere, was assistant manager at Hornchurch and coached at Weymouth and Rushden & Diamonds.
Kevin has retired from playing as a midfielder 
The Context given told us that before coaching, Kevin played as a midfielder for Chelsea and Leyton Orient. The term 'before' and 'played' would imply he no longer plays football full time and is now a full time coach, therefore has retired from playing  as a midfielder
( z1 retire :ARG0 ( z2 person :name ( z3 name :op "Kevin" ) ) :ARG1 ( z4 play :ARG0 z2 :manner ( z5 midfielder ) ) )