Elsewhere, last season's fourth-placed side Lazio enjoyed a 2-0 away win over Cagliari with goals from Manuel Lazzari and Ciro Immobile.
"We are a bit weak in the question of central defenders: with Gerard (Pique) and (Clement) Lenglet and (Ronald) Araujo, we are a bit short ... it is weak for the season that we are going to play," he admitted.
In a tightly contested first quarter, the two sides saw many lead changes before it was knotted at 21-all.
Newly-crowned US Open winner Dominic Thiem also claimed straightforward victory as the Austrian beat 2014 US Open champion Marin Cilic of Croatia 6-4, 6-4, 6-2 earlier in the afternoon.
Inter were three goals up in the 28th minute as Lukaku bagged his second after Roberto Gagliardini had smashed in a volley.
The runners-up, a joint team from Liaoning and Sichuan, finished in 3:53.12, and Guangdong took the third place in 3:53.39. Enditem
RIO DE JANEIRO, Oct. 1 (Xinhua) -- Botafogo have parted ways with manager Paulo Autuori after just 23 matches in charge, the Brazilian Serie A club said on Thursday.
Pliskova wasted eight set points in the opener but recovered quickly in the following two sets, serving out the contest on Court Philippe-Chatrier after two hours and 15 minutes.
"I am really looking forward to the task and I know what responsibility I have towards the club and its fans. But I am convinced that I can help Schalke and lead the club to where it belongs: namely further up the standings," Baum said during his official presentation.
After the restart, both sides traded attacks as Dabbur pulled over the target from a promising position before Joshua Zirkzee rattled the woodwork from a tight angle on the hour mark.
As required by the government, the maximum limit of attendees per day at this year's French Open has shrunk to only 1,000 in response to the resurgence of the COVID-19 pandemic in and around Paris. Enditem