Original: However, after a few years, the coverage of many subjects tends to broaden, so now, there are related subarticles, as "Scarlett O'Hara" or "Rhett Butler" or "Ashley Wilkes" (or other characters in Margaret Mitchell's 1936 novel).
Simplified: However, after a few years, the coverage of many subjects tends to broaden, so now, there are related subarticles, such as "Scarlett O'Hara" or "Rhett Butler" (or other characters in Margaret Mitchell's 1936 novel).