Under who's coaching tenure was the team Cornell Big Red lost to in 2009-10 to end their season?
2009–10 Cornell Big Red men's basketball team: The 2009–10 Cornell Big Red men's basketball team represented Cornell University in the 2009–10 college basketball season. 2009–10 Cornell Big Red men's basketball team:  They continued their success by upsetting 4 seed and AP #16 Wisconsin to advance to their first Sweet Sixteen where they lost to 1 seed and AP #2 Kentucky to finish their season at 29–5. 2009–10 Kentucky Wildcats men's basketball team:  This season was the first of John Calipari's tenure as head coach; he accepted the position on March 31, 2009.
John Calipari's tenure