Novak Djokovic (Serbia, No. 1), Alexander Zverev (Germany, No. 5) and world men's tennis team Ace will play in the final round of the ATP Tour Final of the season.
Top seed Jocković beat South Korea's Kevin Anderson (6th place) in the quarter-finals 6-2, 6-2 in 1 hour and 15 minutes.
It is only two years since Jocković finished in the final in 2016.
After starting the first set, Anderson's service game breaks off, and Djokovic broke the Anderson service game again in 4-2 and overtook his own service game. In the second set, Djokovic finished the game with no difficulty, including breaking the Anderson service game twice.
Djokovic will challenge the third seed Zverev to win the tournament in three years since 2015.
Zuberev beat Roger Federer (Switzerland) 3-2 in the first inning with a 7-5 7-6 (5) victory in 1 hour and 35 minutes. The German player has been in the finals for the past 22 years since Boris Becker in 1996. Becker then won second place with Pete Sampras (USA).
In the first set, Federer and Zverev fought to keep all of their service games and dragged the game to a Deuce game. Zverev, who led his team to a 6-5 lead in the 5-5 game, broke into Federer's service game as a love game and ran to set score 1-0.
The second set win was decided at Tie Break. Zverev scored two consecutive points in a tiebreak 4-4 to score a match point and finished the game with a backhand drive in Bali 6-5.
Meanwhile, Federer was ahead of the second set tiebreaker 4-3, When Zverev backhand came back deep into the baseline with Federer's backhand, Zverev suddenly shouted "Wait, wait," pointing to the ballperson standing behind Federer's court. Ballperson protest was that the dropped ball entered the court and interfered with his vision. The chairpower explained this to Federer and Federer confirmed to Ballperson that he dropped the ball.
Eventually, No Play Inlet was declared, and Zverev made a 4-4 tie with a sub-ace.
Federer was eliminated from the semi-finals for the second consecutive year after a defeat of the day.
Jocković and Zverev were 2-1 with Jocković leading the way and Jocković won the round robin 6-4 6-1.
The final will be played between Jocković and Zverev.