Although Jurgen Klopp's men were relentless, Arsenal had their chances and Alisson had to be at his best to twice deny Lacazette who had been put through on goal.
Angel's first goal was an overhead kick which was originally ruled out for offside, but reinstated after the referee consulted the VAR.
Atalanta claimed a one-sided win against Lazio, as Papu Gomez took the stage with a brace, helping the Dea enjoy a 4-1 victory.
Getafe went top of the table with that win and Jose Bordalas' men now visit Real Sociedad, whose defeat to Valencia served to confirm that they are missing the support of their home fans. The side from San Sebastian has won just one and lost four of the eight home matches since football returned to Spain in empty stadiums in the middle of June, and on Saturday it will be without the injured Adnan Januzaj.
"More than 10,000 schools in China are using our products," said Liang. "And we are expecting more."
"To be honest, we've all been physically and mentally exhausted for more than 70 days, I think every player here is a hero," said Shandong Luneng coach Li Xiaopeng.
"If we don't have advantage on strength, we should be much more confident than our opponents, and showing a stronger will to win," he added.
"I think the time will be fast, London is a big race and all the participants are in good shape and able to run faster times," Kipchoge, who holds the official world marathon record of 2:01:39, told Xinhua on Sunday.
In Thursday's only other fixture, Ecuador's Delfin won 3-0 at home to Defensa y Justicia. Enditem
Representing Jiangsu, Zhang finished the first 50 meters in 25.82 seconds, leading the runner-up Li Shuang from Henan by nearly two seconds, and won the title in 56.29 seconds.
41-year-old Baum is expected to take over as soon as possible but at the latest before the following 14-day long league break due to the national team's games.