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Nancy Lieberman's BIG3 team, the 3-Headed Monsters, secured their championship in the inaugural season of the BIG3 basketball league in 2018. The BIG3 league features former NBA players competing in a 3-on-3 format, and Lieberman was the first woman to ever coach a team in the league. The 3-Headed Monsters' success marked a significant milestone in both women's sports and basketball history.