Complex sentence: The National Federation of Colored Women had five chapters in Omaha, and starting in 1920 the Colored Commercial Club organized to help blacks in Omaha secure employment and to encourage business enterprises among African Americans.
Split into simpler sentences: The National Federation of Colored Women had five chapters in Omaha. Starting in 1920, the Colored Commercial Club organized to help blacks in Omaha secure employment and to encourage business enterprises among African Americans.