SAINTS will travel to League Leaders' Shield winners Warrington Wolves in the semi finals and second placed Wigan Warriors will take on Hull FC at the DW Stadium.
Warrington will host Saints on Thursday 29 September, while the match between Wigan and Hull FC will be played on Friday 30 September. Both games will kick off at 8pm and will be shown live on Sky Sports.
To buy tickets and for further information please visit each competing club's website.
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