Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Season | Group A Winner | Group B Winner | Group C Winner | Group D Winner |
| --- | --- | --- | --- | --- |
| 1978–79 | Sanremese | Cremapergo | Fano | Rende |
| 1979–80 | Prato | Modena | Giulianova | Cosenza |
| 1980–81 | Rhodense | Padova | Casertana | Campania |
| 1981–82 | Carrarese | Ancona | Siena | Barletta |
| 1982–83 | Prato | Legnano | Francavilla | Messina |
| 1983–84 | Livorno | Pavia | Jesi | Reggina |
| 1984–85 | Siena | VirescitBoccaleone | Brindisi | Licata |
| 1985–86 | Lucchese | Centese | Teramo | Nocerina |
| 1986–87 | Torres | Ospitaletto | Vis Pesaro | Frosinone |
| 1987–88 | Carrarese | Mantova | Perugia | Palermo |
| 1988–89 | Casale | Chievo | Fidelis Andria | Puteolana |
| 1989–90 | Siena | Varese | Fano | Battipagliese |
Question:
What is the number of group b winner for francavilla?
Answer:
1.0