By James Cormack An in-form Chelsea host one of four unbeaten teams left in the Premier League on Saturday as Brighton visit Stamford Bridge. After a shoddy pre-season and opening weekend defeat to the champions, Enzo Maresca’s Blues have rattled off a four-game unbeaten run to sit fifth in the league table through five games. Chelsea’s confident start to the campaign continued with a 3-0 beatdown of West Ham last week and 5-0 thumping of Barrow in the Carabao Cup on Tuesday night. Brighton progressed into the fourth round of the aforementioned competition the week prior as they beat Wolves 3-…