Instructions to Import to your Google Calendar - https://support.google.com/calendar/answer/37118?hl=en (section: Advanced: Create or edit CSV). Data provided here is already in CSV format, you can copy to Notepad & save with CSV file extension and then import.
Subject,Start Date,Start Time ESL ČR a Sk. Season 0 Playoffs - CG vs INAE,2018,12,08,16,00,2018,12,08,16,00 ESL ČR a Sk. Season 0 Playoffs - ING vs NR,2018,12,08,18,00,2018,12,08,18,00 ESL ČR a Sk. Season 0 Playoffs - LAN vs CG,2018,12,16,10,00,2018,12,16,10,00 ESL ČR a Sk. Season 0 Playoffs - ESB vs ING,2018,12,16,13,00,2018,12,16,13,00 ESL ČR a Sk. Season 0 Playoffs - CG vs ING,2018,12,16,16,00,2018,12,16,16,00 ESL ČR a Sk. Season 0 Playoffs - LAN vs ESB,2018,12,16,16,00,2018,12,16,16,00