Elsewhere, Guangzhou Evergrande sealed the 1-0 win by an own goal from Dalian Pro defender Shan Pengfei.
Cedric Bakambu finished second with a stunning strike in the 27th minute after a goal was disallowed for offside in the opening time.
Third seed Thiem was competing for the first time as a Grand Slam winner and followed his fourth win in as many head-to-head clashes against Cilic. The 27-year-old improved his record at Roland Garros to 25-6.
Gianluca Caprari pulled one back for Benevento in the 34th minute, before Hakimi got his first goal for his new club in the 42nd minute.
In Sunday's other fixtures, Sassuolo enjoyed a 4-1 victory over newly-promoted Spezia, while Hellas Verona edged past Udinese 1-0. Enditem
DALIAN, China, Sept. 27 (Xinhua) -- Shanghai Shenhua beat Henan Jianye 2-0 in the 14th round to secure a top eight spot in the Chinese Super League (CSL) on Sunday.
The 27-year-old Mokua, who holds personal best of 1:02:50 in the half marathon, suffered four broken ribs and a double fracture on his left hand during the incident in Nyahururu, some 190km from the capital Nairobi.
Despite a large deficit, Ji never winced and constantly attacked the basket. But boasting a balanced offense, Shandong didn't let the win slip away from their hands. With a 77-39 advantage heading into the final frame, Shandong killed any suspense about the result.
It is the first time ever a side coached by Pep Guardiola has conceded five goals in a competitive match, while Vardy is the first player ever to score two hat-tricks against a side coached by the Catalan.
MONACO, Sept. 30 (Xinhua) -- The World Athletics Road Running Championships will be part of the global calendar starting from 2023, the world athletics governing body announced on Tuesday.
Flamengo had asked the Brazilian Football Confederation (CBF) to postpone the clash after reporting at least 16 positive coronavirus cases in their first-team squad, with only nine outfield players available.