The Greek top-flight side also set its eyes on Tractor winger Ehsan Hajsafi. However, setbacks involving his Iranian club have caused interruptions that may affect the deal.
Lukebakio was able to reduce the arrears for Berlin but Braunschweig stood firm in the closing stages to progress into the second round of the German Cup.
The hosts remained unimpressed and flabbergasted Hoffenheim with the equalizer at the hour mark when Kevin Freiberger controlled a pinpoint cross from Paul Milde to beat Baumann with a turn and shoot from 10 meters.
Under World Athletics guidelines introduced last year, Semenya would have to take testosterone-reducing drugs in order to compete in the races from 400m to a mile. But the 29-year-old has chosen not to do it.
However, any concerns over a processional race were dispelled in a surreal opening few laps.
Jumbo-Visma's Primoz Roglic arrived with the leading group and kept his 21-second lead on the overall standings.
Luneng were on a three-game winless run before Sunday's game while Evergrande dominated Group A, despite losing to Luneng 1-0 in the first leg, their only defeat this season.
While Atletico Madrid haven't been in chaos like Barca, their season ended on a low note after defeat to RB Leipzig in the Champions League and there is a feeling that this could be a make or break season for Diego Simeone, whose negative tactics sometimes cost vital points.
"A match like today, I just feel like Pironkova was serving well, she was hitting winners everywhere," Williams said. "Maybe I wasn't being aggressive enough. So I think it's more or less me adjusting my game in the second set and coming back and just trying to do better."
Marcos Alves broke the deadlock for Hebei in the 15th minute through a header after receiving Yin Hongbo's long pass.
"My waist disc herniation has been acting up again," she said, adding that she would be back next year.