[["Ultimate Fighting Championship (UFC) 266, was on September 25, 2021. It featured Alexander Volkanovski vs. Brian Ortega. The winner by unanimous decision was Alexander Volkanovski. ", 89.0], ["UFC 66:  Liddell vs. Ortiz was December 30, 2006 at the MGM Grand Garden Arena in Las Vegas, Nevada.  Attendance was 13,761.\n", 19.0]]
when was u. f. c. two sixty six
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