Complex sentence: His time there would span 11 years, from 1990 to 2001 and when he finally left Chelsea, the combative midfielder finished with the fourth most appearances in the club's history, featuring 445 times and scoring 76 goals.
Split into simpler sentences: His time there would span 11 years, from 1990 to 2001. By the time he left Chelsea, the combative midfielder finished with the fourth most appearances in the club's history, featuring 445 times and scoring 76 goals.