Where does the data for ES vs BIG come from?

From PandaScore League of Legends match records, refreshed about every five minutes. The page shows when it was last updated.

What format is ES vs BIG?

ES vs BIG is listed as BO3 at Prime League 1st Division.

League of LegendsRezultati

Vir: PandaScore · Posodobljeno: 5. avg., 03:22 UTC

BIG0123456789

#1Eintracht Spandau33 min

#2BIG36 min

#3Eintracht Spandau34 min