Liverpool have kept up their eight-point league lead and are now further clear of Man City, but is there hope for the chasing pack? Jurgen Klopp’s side kept up their eight-point lead with a nervy 2-1 win over Brighton on Saturday, to extend their unbeaten league run to 31 games and match their longest-ever unbeaten top-flight streak first set in 1988.Leicester are still their closest challengers thanks to a last-gasp Kelechi Iheanacho goal to beat Everton on Sunday, but the gap to last season’s league champions Manchester City is now 11 points after their 2-2 draw at Newcastle. Liverpool 2-1 Brighton – reports and highlightsPremier League Table | Top scorersLiverpool’s upcoming fixturesBut there is a word of caution to be had. Liverpool were seven points clear at the halfway stage last season, only to be pipped at the post by City, while Kenny Dalglish, Gerard Houllier, Rafael Benitez and Brendan Rodgers have all seen their teams squander leads of varying sizes while chasing the title.So why have Liverpool been so susceptible to collapses, and what can Klopp – whose side have already made a record-equalling start to a Premier League campaign this season – learn from those past meltdowns to…