The sequence of events required is not that extraordinary now really.
Everton should the Saints at home.
Swansea v Saints - Draw.
Table is then
Swans 34 -26 GD
Saints 33 -20 (min) GD
WBA 31 -23 GD
Then.
Swans lose to Stoke
Saints lose to Man C
WBA beat the scum.
The key game is Swans v...