Where does the data for Grand Final: TBD vs TBD come from?

From PandaScore Dota 2 match records, refreshed about every five minutes. The page shows when it was last updated.

What format is Grand Final: TBD vs TBD?

Grand Final: TBD vs TBD is listed as BO5 at 1win Essence.

Dota 2Upcoming

Source: PandaScore · Updated: Nov 5, 09:00 AM UTC

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