Complex sentence: He was a hostile bowler who sometimes verbally abused opposing batsmen and questioned umpires' decisions, unusual behaviour in those days, and was found guilty of dissent and inciting the crowd in a game against Middlesex.
Split into simpler sentences: He was a hostile bowler who sometimes sledged opposing batsmen and questioned umpires' decisions, behaviour which was unusual during his playing days. His reputation as an uncompromising opponent was cemented when he was found guilty of dissent and inciting the crowd in a game against Middlesex.