Pironkova, 33, who returned to the Tour at the US Open after three years' absense and made an impressive run to the quarterfinals, received a walkover to the third round in Paris.
Liu Shaofeng from Shandong and Tianjin's Yang Jintong finished joint first in the men's 50m freestyle in 22.72 seconds.
The 39-year-old tennis great, who is seeking a record-equaling 24th Grand Slam title, skipped all the tune-up tournaments for the clay major and practised at the Mouratoglou Academy, but acknowledged she was "not one hundred percent" as the French Open started.
Meanwhile, Guarani also booked a place in the next stage of the tournament with a 3-1 win at Tigre. Johan Romana, Jose Florentin and Cecilio Dominguez netted for the Paraguayan outfit while Pablo Magnin was on target for the Argentine side.
Depending on the different rules, players and staff might have to submit themselves to a five-day quarantine period. The rules are valid for all travel. Hertha BSC's Krzysztof Piatek, for instance, missed the first round of the German Cup after playing in an international match with Poland.
"I am available. I would be lying if I said Schalke's future leaves me cold," he said.
Stefan Lainer (L) of Moenchengladbach vies with Marius Buelter of Union Berlin during a German Bundesliga match between Borussia Moenchengladbach and FC Union Berlin in Moenchengladbach, Germany, Sept. 26, 2020. (Photo by Ulrich Hufnagel/Xinhua)
Midfielder Unai Lopez scored twice as Athletic Club Bilbao won 2-1 away to Eibar.
Dalian had the chance to score the equalizer but Salomon Rondon's free-kick smacked the woodwork.
The 22-year-old Croatian center (2.16m) has played NBA basketball for four seasons, the first three of them for the Phoenix Suns that selected him as a fourth overall pick of the 2016 draft.
"It's an unfortunate incident, Mokua was heavily attacked by the hippo while on his training session on Monday evening. If it wasn't for his training partner who rushed to his rescue, it could have been a different story," athletics coach Francis Kamau told Xinhua on Tuesday.