Still plenty of time for Port though with 13 minutes left on the countdown clock.The Swans force a turnover on the wing and Chad Warner finds himself all alone inside 50.He takes the set shot from a hair beyond the 50m arc and absolutely flushes it to put Sydney in front.The Swans have kicked seven of the last 10 goals to take the lead here.The Swans stream forward off halfback and Charlie Curnow is one out with Aliir Aliir.Curnow manages to push Aliir off the ball legally and then runs through towards goal and receives a handball to kick an easy one running into an open goal.Swans back within a kick at the Adelaide Oval.Joe Berry misses a set shot from directly in front after the siren and Port has to settle for a nine-point lead at three-quarter time.That could be potentially pivotal in a see-sawing contest like this one.Another fascinating quarter in the books in this one Swans kick 4.2 to Port's 3.2 to close the half-time margin.Callum Mills leads all players with 23 touches, while Darcy Byrne-Jones is Port's high man with 19 touches.Port big man Jordon Sweet is the clearance leader with seven and he's also got 11 score involvements.The Power still have the lead in inside 50s (43-34) and the clearances (28-19).One quarter to go, still anyone's game here.Zak Butters with a massive goal on the run and Port Adelaide is back out to a nine-point lead!Butters streams in towards goal and shrugs off an Isaac Heeney tackle before slotting it on the left boot.He's now got 14 touches and three clearances to go along with that goal.Corey Durdin does it again!Mitch Georgiades shakes off his defender and puts a left-footed kick inside 50 where Durdin is running back with the flight of the ball, and he puts one hand out and takes it