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Danny Welbeck's late Cruyff turn and finish secured the points after Pascal Gross's first-half penalty, but for much of the match a similar pattern felt like it was set to haunt Brighton.

'It was a really good performance that ended in a result and that's great,' said Potter, noting that dominant displays have often ended with nothing to show for them.

But when it all comes together, as it did in blowing Leeds away here, it does not take a football genius to see the problem at Brighton: no prolific goalscorer.

Based on millions of goals, the expected goals (xG) metric has worked out how likely a player is to score based on their position on the pi

r />For example, a striker is much more likely to score in the six-yard box than with a shot from 30 yards.

Brighton's xG is 51 — 16 more than their actual tally. The metric adds that based upon their chances, they should have a staggering 21 more points — which would put them fourth in the Premier League; but football is played on the pitch.

Potter admitted: 'If everybody's chances went in, the game would be a b

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The hardest thing is to put the ball into the net. Nothing is ever certain. You can spend £50million on somebody and it doesn't guarantee success.'