Complex sentence: During the National Football League season, Easterbrook formerly wrote an eclectic column called "Tuesday Morning Quarterback" on ESPN.com, and that column migrated to the "New York Times" in September 2015.
Split into simpler sentences: During the National Football League season, Easterbrook writes an eclectic column called "Tuesday Morning Quarterback", formerly on ESPN.com. The column migrated to the "New York Times" in September 2015.