SATURDAY's Southern Counties North match between High Wycombe RUFC and Beaconsfield is the first of three big derbies in successive weeks.
Beaconsfield play Marlow the following weekend before High Wycombe and Marlow meet in the semi-finals of the Bucks Cup.
Marlow beat Bletchley 22-17 in their quarter-final clash last weekend.
The winners will play the winners of Buckingham and Amersham & Chiltern 2s in the final.
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