Complex sentence: Ritchie is Stoke City's top marksman of all-time, he scored 176 goals in 343 games during two spells from June 1962 to November 1966, and from July 1969 to May 1975.
Split into simpler sentences: Ritchie is Stoke City's top marksman of all-time. He scored 176 goals in 343 games during two spells at the club, from June 1962 to November 1966, and from July 1969 to May 1975.