The second rotation of the Round Robin in Singapore has delivered the first name to qualify for the semis as Karolina Pliskova (3 WTA) secured one of the four slots available after another straight-sets win over Garbine Muguruza. That result narrows down the possible scenarios for the third session. Basically, Pliskova will play a match without any particular stake against Jelena Ostapenko. The Latvian has been eliminated after a second loss. That means the other match of the group, namely Garbine Muguruza vs. Venus Williams has all the heat attached to it as the eventual winner will collect the second ticket available.

Today, the Red Group can produce another semifinalist as Simona Halep will open the day against Caroline Wozniacki. If the match ended in straight sets, whoever wins it will advance to the next phase of the tournament.

Simona Halep with a good opening as the world No. 1, Wozniacki made a perfect match against Svitolina

Entering the event in Singapore as the newly crowned world No. 1, Simona Halep had to make a valid statement to cast away the doubt. And she did a great job in defeating the first-time appearance Caroline Garcia in straight sets. It's a solid start for the Romanian who also got her revenge after losing the Beijing final a few weeks ago.

The second rubber of the group had a strange development with Caroline Wozniacki basically trashing Elina Svitolina all over the tennis court.

It was a 6-2 6-0 win for the Dane who also took some revenge after login to Wta Finals against the Ukrainian earlier this year.

Wozniacki will take on Halep in what seems to be a highly-attractive match while Svtitolina is set to meet Garcia.

Wozniacki leads Halep in head to head stats

The blockbuster of the Red Group is about to happen, and it has a former world No.

1 ready to take the current world No. 1. Moreover, both are two-time Grand Slam runner-ups Wozniacki reached the US Open final twice while Halpe did a similar job at the French Open.

The 27-year-old Dane leads by 3-2 in head to head stats having won their previous two meetings. When it comes to hard court records, Halep leads by 2-1 which makes this next encounter even more appealing.

They are both playing a similar game of tennis, being what it called an aggressive baseliner. That makes the task of picking an eventual winner even harder. As a result, their sixth WTA clash can deliver a three sets battle. If Halpe wins, she can start thinking seriously about the possibility of ending the year as the world No. 1.