Complex sentence: Redland Field, whose name was a reference to the Reds' name and color, was quickly built for $225,000 by Harry Hake architects and was one of many classic steel and concrete ballparks constructed during the first ballpark boom era of 1909-1923.
Split into simpler sentences: Redland Field, whose name was a reference to the Reds' name and color, was quickly built for $225,000 by Harry Hake architects. It was one of many classic steel and concrete ballparks constructed during the first ballpark boom era of 1909-1923.