Newly-promoted Hull remain unbeaten and third in the table after a 2-2 draw at Stamford Bridge as Liverpool failed to find a way past struggling Fulham in a goalless encounter.Tottenham's wait for a league goal goes on despite a £300 million ($405 million) splurge on new players as they drew another blank in a stalemate with Everton.Arsenal were also indebted to David Raya's penalty save from Enzo Le Fee as they opened up a three-point lead over Manchester City after four wins from their opening four games.Just over two minutes later, Guimaraes silenced the Stadium of Light with his first Arsenal goal that arrowed into the top corner from long range.Bukayo Saka's penalty with the final kick of the game sealed another impressive win for Mikel Arteta's men.City can move back alongside leaders Arsenal if they win the Manchester derby against United at Old Trafford on Sunday.But a significant gap is already beginning to open up between Arsenal and the rest of the title contenders.Alonso seeks 'boring' ChelseaIt was a familiar tale for Chelsea as the front three of Morgan Rogers, Joao Pedro and Cole Palmer dazzled, only for the Blues to be undone by an inability to defend.In five games against top-flight opposition since Xabi Alonso took charge, Chelsea have scored 16 times and conceded 12."(It's) maybe entertaining, but I hope one day you'll say it was a boring game and we win and we don't give these entertaining moments," Alonso said after his side fell five points off the top.