Question: Which Czech retired footballer who operated as either a central defender or a right back was among the highly rated players to sign up for Fiorentina?
Sentence (from "2004–05 ACF Fiorentina season"): In the end, a strong finish to the season under incoming coach Dino Zoff saved "La Viola" from relegation, with an emotional 3–0 victory against Brescia confirming their survival.
Relevant evidence: No