Where does the data for CLA vs CR 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 CLA vs CR?

CLA vs CR is listed as BO1 at Nexus League.

League of LegendsResults

Source: PandaScore · Updated: Aug 8, 04:02 PM UTC

Caldya Esport0123456789

Crystal Rose0123456789

#1Crystal Rose35 min