How it was before

Look at the diagram below - that’s how the bracket was formed before the change:

Please note that the loser of match 3 did not have the opportunity to enter the top bracket again and went to match 6 - to participate in the battle for third and fourth place

How it is now

And now to the scheme that is used in tournaments starting today:

You may notice that now, after losing Match 3, the loser can still win Match 5 and advance to the upper bracket.