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:
| Unnamed: 0 | episode | air date | rating | share | rating / share 1849 | viewers (m) | timeslot rank | night rank | overall rank |
| 1 | pilot | tuesday , march 4 , 2008 | 8.2 | 12 | 4.5 / 11 | 13.47 | 1 | 2 | 6 |
| 2 | golden boy | thursday , march 6 , 2008 | 6.2 | 10 | 3.5 / 8 | 10.12 | 2 | 4 | 15 |
| 3 | soldier 's heart | monday , march 10 , 2008 | 5.5 | 8 | 2.5 / 6 | 8.78 | 3 | 6 | 20 |
| 4 | honor | monday , march 17 , 2008 | 4.5 | 7 | 2.3 / 6 | 7.3 | 4 | 10 | 37 |
| 5 | keep the change | monday , march 24 , 2008 | 3.8 | 6 | 2.0 / 5 | 6.19 | 4 | 11 | 52 |
| 6 | legacy | monday , march 31 , 2008 | 4.3 | 6 | 2.1 / 5 | 6.63 | 4 | 10 | 43 |
| 7 | reclassified | monday , april 7 , 2008 | 4.6 | 7 | 2.2 / 5 | 7.44 | 4 | n / a | 37 |
Title:
none
Statement:
the overall rank with rating / share 18 - 49 of 2.1 / 5 is 6
Answer:
refuted