Cheruiyot will contest the event with fellow Kenyans including the world 800m bronze medalist Ferguson Rotich and Commonwealth Games 800m champion Wycliffe Kinyamal.
Philippe Coutinho also has a lot to prove after his loan spell at Bayern, while questions remain over what style of play Koeman will look to impose.
Yan, 20, faced his fourth-round opponent Aaron Hill after the 18-year-old had stunned six-time world champion Ronnie O'Sullivan earlier in the draw, but only managed to claim one frame against Yan, who ranks 15th in the world.
The 23-year-old broke the deadlock in the 74th minute by thumping in a long-range effort after combining with Darlan Mendes.
Using 100% clean energy for the Games venues, and natural carbon dioxide as refrigerant to lower carbon emissions to nearly zero in the ice-making process are some of the steps taken to make the Games green.
Wander Helder scored twice for Leeds and Aleksander Mitrovic scored twice for the home side, who fought back from 4-1 down to give Leeds a nervy last 25 minutes.
The game changed three minutes into the second half when Machis took the ball at the edge of the Locomotive area and fired a dipping shot into the back of the net.
Betis are another team with two wins from two games after Nabil Fekir's penalty after 10 minutes and William Caravalho's powerful drive from outside the area eight minutes later gave the team from Seville a comfortable 2-0 victory against Valladolid and maintain new coach Manuel Pellegrini's perfect start.
Simplifying the Olympics and learning from Tokyo's good practices, and auditing the projects are integral parts of safeguarding a 'clean' Olympic Winter Games.
The young Norwegian returned a positive test result for COVID-19 after that game, but a second test came back negative and he has returned to training after having to sit out the start of the week. Zidane will have to decide whether he maintains Odegaard in an attack-minded midfield alongside Luka Modric and Toni Kroos, or whether Casemiro returns to the side.
Wolfsburg thought they had opened the scoring at the hour mark but Admir Mehmedi's goal was ruled offside. Meanwhile, Leverkusen tested Wolfsburg goalkeeper Koen Casteels through Moussa Diaby, who unleashed a shot from nine meters in the 64th minute.