Question: In which division did this team, that was defeated by the Dallas Mavericks in 6 games in the 2011 National Basketball Association (NBA) finals, finish first in the regular season?
Sentence (from "2010–11 Dallas Mavericks season"): The series against the Lakers also became the birth of the Mavericks Royal Blue-Out games in the AAC, with almost all fans wearing T-shirts that read "The Time is Now".
Relevant evidence: No