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:
| season | series name | champion | races | pole positions | wins | podiums | fastest laps | points | margin (pts) |
| 1978 | shellsport f1 series | tony trimmer | 8 / 12 | 4 | 5 | 8 | 5 | 149 | 56 |
| 1979 | aurora f1 series | rupert keegan | 13 / 15 | 5 | 6 | 6 | 4 | 65 | 2 |
| 1980 | aurora f1 series | emilio de villota | 12 / 12 | 6 | 5 | 9 | 4 | 85 | 33 |
| 1981 | no series | no series | no series | no series | no series | no series | no series | no series | no series |
| 1982 | british f1 series | jim crawford | 4 / 5 | 3 | 3 | 3 | 4 | 34 | 18 |
Title:
british formula one series
Statement:
there were 4 pole positions in the races of 13 / 15
Answer:
refuted