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:
| rider | manufacturer | laps | time | grid |
| casey stoner | ducati | 30 | 47:30.057 | 1 |
| valentino rossi | yamaha | 30 | + 3.708 | 7 |
| chris vermeulen | suzuki | 30 | + 14.002 | 14 |
| alex de angelis | honda | 30 | + 14.124 | 10 |
| andrea dovizioso | honda | 30 | + 42.022 | 4 |
| sylvain guintoli | ducati | 30 | + 46.648 | 15 |
| loris capirossi | suzuki | 30 | + 1:04.483 | 13 |
| randy de puniet | honda | 30 | + 1:04.588 | 6 |
| shinya nakano | honda | 30 | + 1:16.773 | 9 |
| anthony west | kawasaki | 30 | + 1:29.275 | 17 |
| james toseland | yamaha | 29 | + 1 lap | 11 |
| toni elias | ducati | 29 | + 1 lap | 12 |
| nicky hayden | honda | 28 | + 2 laps | 8 |
| colin edwards | yamaha | 20 | accident | 3 |
| marco melandri | ducati | 9 | accident | 16 |
| dani pedrosa | honda | 5 | accident | 2 |
| jorge lorenzo | yamaha | 2 | accident | 5 |
Title:
2008 german motorcycle grand prix
Statement:
of the 17 riders in the 2008 german grand prix , six of them rode yamaha
Answer:
refuted