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 | team name | races | wins | points | final placing |
| 2007 | formula renault 2.0 nec | sl formula racing | 16 | 0 | 67 | 21st |
| 2007 | eurocup formula renault 2.0 | sl formula racing | 2 | 0 | n / a | nc |
| 2009 | porsche carrera cup germany | tolimit seyffarth motorsport | 9 | 0 | 38 | 13th |
| 2009 | porsche supercup | tolimit seyffarth motorsport | 2 | 0 | n / a | nc |
| 2010 | porsche carrera cup germany | seyffarth motorsport | 9 | 0 | 42 | 14th |
Title:
david sigachev
Statement:
sl formula racing participated in 18 races during the 2007 season
Answer:
supported