Cubs–White Sox rivalry - Wikipedia
Cubs, White Sox seasons end in opposite ways on Wednesday
1906 World Series - Wikipedia
Cardinals–Cubs rivalry - Wikipedia
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Chicago Cubs - Wikipedia
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Chicago White Sox - Wikipedia
Yankees–Red Sox rivalry - Wikipedia
Chicago Cubs - Wikipedia
Who Are The Chicago Cubs' Biggest Rivals?
Yankees–Red Sox rivalry - Wikipedia
Yankees–Red Sox rivalry - Wikipedia
Chicago White Sox - Wikipedia
Chicago Cubs vs. Chicago White Sox preview, Sunday 5/29, 1:10 CT - Bleed Cubbie Blue
Chicago White Sox - Wikipedia
Cubs-White Sox Crosstown rivalry: In truth, the dislike is mostly a one-way thing - Chicago Sun-Times