Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| year | entrant | chassis | engine | points |
| 1986 | osella squadra corse | osella fa1 g | alfa romeo v8 | 0 |
| 1987 | osella squadra corse | osella fa1i | alfa romeo v8 | 0 |
| 1987 | osella squadra corse | osella fa1 g | alfa romeo v8 | 0 |
| 1988 | scuderia italia | dallara 3087 | cosworth v8 | 0 |
| 1988 | scuderia italia | dallara 188 | cosworth v8 | 0 |
| 1989 | scuderia italia | dallara 189 | cosworth v8 | 4 |
| 1990 | footwork arrows racing | arrows a11b | cosworth v8 | 2 |
| 1991 | footwork grand prix international | footwork a11c | porsche v12 | 0 |
| 1991 | footwork grand prix international | footwork fa12 | porsche v12 | 0 |
| 1991 | footwork grand prix international | footwork fa12c | cosworth v8 | 0 |
| 1992 | andrea moda formula | coloni c4b | judd v10 | 0 |
| 1992 | andrea moda formula | moda s921 | judd v10 | 0 |
Title:
alex caffi
Statement:
the point sum of the footwork a11c chassis in 1991 is 0
Answer:
supported