Bristol have also lost the services of Nathan Hughes through injury in this second half so it's a very different looking pack for the Bears now in these closing stages.

Quins go again with the attacking line-out...

Chris Jones
BBC rugby union correspondent at Sandy Park

Image source, BBC Sport

While the rest of us are distracted by the drama at Ashton Gate, Sale have arrived and are taking a casual stroll around Sandy Park.

6,000 are expected here, but with the temporary stand not yet back up, we’re all treated to a delightful view of the Devon countryside

Quins win a penalty off that line-out...

Marcus Smith again decides to kick for touch but has to wait a few seconds while his skipper Stephan Lewies receives treatment on the deck.

But Quins come roaring straight back by winning the penalty at the scrum.

Joe Marler and Will Collier doing the grunt work.

Marcus Smith knocks it out of touch into the 22.

Brent Pilnick
BBC Sport at Sandy Park

Image source, BBC Sport

The crowds are starting to dribble in to Sandy Park for the second semi-final between Exeter and Sale.

All eyes, however are on the big screens as everyone watches this thriller from Ashton Gate.

Exeter have some history with West Country rivals Bristol, dating back to their days in the Championship, and those Harlequins tries were greeted with quite a few cheers.

Nailed it!

Relief all round for Bristol and their fans as they stretch their lead to seven points.

Quins sloppy from the restart as Marcus Smith's kick goes out of touch on the full.

Momentum shifts once again.

Sloppy from Quins who concede a penalty for offside off the top of that line-out.

Alex Dombrandt the culprit.

Callum Sheedy is going to take a shot at goal from 43 metres back...

Quins win another penalty from the scrum and then kick it to touch into the Bears half.

Frustration continues for the hosts and Quins can go again in search of a score to give them the lead for the first time.

And no try is the outcome....

Bristol fans don't like it, but it's the right call from upstairs from the offload.

Now then....

Have Bristol got themselves a fifth try from Harry Randall to restore their advantage?

We're looking at a possible forward pass though between Semi Radradra and him to set him free.

Time for a stoppage in play with some battered and bruised bodies on the turf from both sides.

Full credit to both sides, they've served up a treat so far and exactly what we wanted to see in terms of free-flowing, attacking play.

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This game is anyones now and we've still got more than a quarter of it to go....

Hugely open as possession changes hands more than once in open play.

Bristol catch a much-needed break with a penalty from a line-out as Quins take a player out in the air.

They kick downfield to set up a rare attacking move in this second half.

Charles Piutau will not be returning for Bristol after failing his head injury assessment.

He can only sit and watch the remainder from the bench as his side need a bit of composure to stem this Quins tide.

Image source, Rex Features

Huge error from the restart from Bristol as the kick-off goes all past the dead ball line and back they come for a scrum on halfway...

A hugely open encounter once again here which Quins will want as they try and work the spaces from loose play.

Danny Care hammers a long clearance out of touch to the Bristol 22-metre line.

Former Quin Kyle Sinckler makes way for John Afoa in the Bears front row to warm applause from the home crowd.

Bristol almost strike right back with a counter-attacking try from Luke Morahan.

Wilco Louw gets back in time with a covering tackle as Ben Earl also can't keep his balance to pick up the inside pass.

Quins fans inside Ashton Gate now giving it their all with some enthusiastic singing of "The Mighty Quin".

An injury blow for Bristol as well after that try as Charles Piutau has to make way for a head injury assessment.

Ioan Lloyd on in his place.