If they've rested up and VOD reviewed properly there is no way they haven't improved their Split. It's still possible for ZETA to win vs Liquid on Split.
zeta antistrated liquid easily https://youtu.be/EnerSWawZ-g?t=220
like d00mbr0s said in some interview: Liquid is the easiest team (at least for them) to counterstrat. TL just dont know what to do if their defaults and ideas are not working kekw