The key talking points ahead of Celtic’s home clash with Rangers on Sunday

Celtic host Rangers on Sunday on what could be a decisive afternoon in the cinch Premiership season.

The Hoops are six points clear with four games left and boast an emphatic goal difference advantage.

Here, the PA news agency takes a look at some of the main talking points ahead of the Parkhead clash.

Celtic would put themselves into an almost unassailable lead if they beat Rangers. Victory would put them nine points clear with three games left with a goal difference advantage of at least 21. The SPFL’s engraver would not be deployed just yet but it would take an unprecedented collapse for Celtic to lose the title from that position and their supporters will be celebrating a title success if the win comes.

A Rangers win would cut the gap to three points but Celtic would realistically need to slip up twice in their remaining three matches to allow the Light Blues to go ahead given the Hoops’ 19-goal advantage. Ange Postecoglou’s side host Hearts and Motherwell and travel to Dundee United in the season finale. Rangers have a bigger chance of reaching the Europa League final than winning the league given they restricted RB Leipzig to a 1-0 first-leg advantage. With the Germans visiting Ibrox on Thursday, Rangers could look to rest some players and make sure they are as fresh as possible for a rare chance to go all the way in the Europa League.

Celtic manager Ange Postecoglou now has his main two strikers fully fit together for the first time after Kyogo Furuhashi marked his first start since Boxing Day with his 17th goal of the season against Ross County last weekend, and Giorgos Giakoumakis returned off the bench from a minor hamstring injury. Furuhashi was his main man in the first half of the season but Giakoumakis