Idiazabal 2-0 Aloña Mendi in the Preferente Guipúzcoa, round 20.

Idiazabal won 4, drew 1 and lost 0 of their previous 5 matches (D–W–W–W–W), scoring 11 and conceding 5.

Aloña Mendi won all 5 matches (W–W–W–W–W), scoring 16 and conceding 2.

The two sides have met 2 times: Idiazabal 1 win, Aloña Mendi 1, 0 draws.