Cardiff play it up into the box and, two phases later, win a corner, which spins right past everyone and out for a goalkick.
After the restart, Campese sliced through the hosts' defence from deep to gain 40 metres, and two phases later Kieran Dixon went over the corner to open up a 24-point lead.
Jonathan Sexton rolled a kick into touch five minutes from the Saints' line six minutes in, Dylan Hartley's throw to the front was read by the former Northampton lock Juandré Kruger and two phases later, the centre Alexandre Dumoulin came from deep to take Luther Burrell, Tom Wood and Ben Foden over the line with him.
Two Biggar penalties gave momentum before the replacement James King showed his backs how to draw a defender with a pass that allowed Barry Davies to get behind the defence and, two phases later, Davies scored in the corner, albeit after a forward pass by Andrew Bishop.
Thirty-two phases later, 30 of them fought out in an area no more than half a dozen metres square, they were almost as far from the Saracens line as they had been when they started.
Scotland got the push at the scrum, which slewed slightly before the No8 Taulupe Faletau, who had scored a try against Ireland six days before from the same position, picked up and three phases later Jamie Roberts gave Wales a lead they were not to lose, stirring the crowd on an evening that was flat for the most part.
They won a free-kick at the subsequent scrum, ran it, and three phases later Alex Corbisiero, the England prop, evaded Benn Robinson's tackle to score near the posts At that point, the momentum in the series shifted firmly in favour of the tourists.
Night services on the Jubilee, Northern and Piccadilly lines will follow in two separate phases later in the autumn as new drivers complete their training and final preparations are made.
Twenty-one phases later the visiting line remained intact but, with emotions still running high, there was pushing and shoving in the tunnel as the players left the field.
The accord requires each nation to reduce its nuclear force to between 3,000 and 3,500 warheads in two phases by no later than 2003, and by 2000 if the United States helps Russia to destroy its arms system.
More significantly, in the last three phases of later development (wandering larva through adult), the expression from the X chromosome was statistically lower than the autosomal expression from a marginal level to significant levels (P = 0.058, P = 7.18e-5 and P = 0.015, respectively, t-test, Figure 2B).
