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 | class | team | machine | points | rank | wins |
| 1985 | 250cc | rothmans - honda france | rs250 | 7 | 21st | 0 |
| 1986 | 250cc | rothmans - honda france | nsr250 | 72 | 3rd | 1 |
| 1987 | 250cc | rothmans - honda france | nsr250 | 97 | 4th | 1 |
| 1988 | 250cc | rothmans - honda france | nsr250 | 158 | 4th | 2 |
| 1989 | 500cc | elf - honda | nsr500 | 39 | 15th | 0 |
| 1990 | 250cc | rothmans - honda | nsr250 | 78 | 10th | 0 |
| 1991 | 250cc | gallina - yamaha | tz250 | 4 | 30th | 0 |
| 1992 | 500cc | banco - yamaha | roc yamaha | 2 | 23rd | 0 |
Title:
dominique sarron
Statement:
1 / 4 of the races were done while on a yamaha team
Answer:
supported