Fernandez/Marques Berdonce project as a more cohesive pairing in structured rallies, with clearer role definition in Palermo’s typically warm, slightly quicker outdoor conditions. Guichard/Geens can raise the ceiling with athletic defense-to-attack transitions, but they must avoid drifting into low-percentage speed-ups. Slight edge to Fernandez/Marques Berdonce in two tight sets if they manage the net and target the weaker overhead lane.