[Fighting] Namajunas vs. Andrade to be the main event at UFC 237, conditional on their bout not being canceled/postponed

Created by Cato on 2019-03-05; known on 2019-05-12; judged right by Cato on 2019-05-12.

• Cato estimated 85% on 2019-03-05
• Cato said “In other words, this is a prediction that their bout will not be upstaged” on 2019-03-05
• Cato   judged this prediction right on 2019-05-12.