In the semi-finals of the tournament in Adelaide on hard court, Tomas Machac and Tommy Paul will face each other. Both players are currently without losing a set in this tournament, indicating their good form. However, Paul has lost twice in the semi-finals of this tournament before, and also has a 1-2 disadvantage against Machac in their head-to-head matchups. All matches between them have ended in a deciding set, and both of Paul's losses were on hard court. Taking these factors into account, it can be assumed that Machac has a slight advantage in this match.