How to win at 5900MMR still with planetary fortress only against Korean Champion

Multiplayer Discussion
1

Hello everyone. I want to share a replay where i easy EAAASYYYY destroyed the Korean Grandmaster and tournement player Dragon. (He was on EU so had high ping maybe thats how i won)
his stream: h ttps://www.twitch.tv/dragon
And the replay: h ttps://drop.sc/replay/13341379

So how to do it.
Just make some planetary fortress and easy win lol. Look at replay if u want. But dont read chat ty.

2

This does not look genuine. How do you know this is a Korean GM player?