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:
| number | serial number | into service | withdrawn | scrapped |
| dh1 | 573 | 4 / 1962 | example | 2004 |
| dh2 | 574 | 4 / 1962 | example | feb 1994 |
| dh3 | 575 | example | example | oct 1997 |
| dh4 | 579 | example | example | sep 1997 |
| dh5 | 580 | example | example | sep 1997 |
Title:
none
Statement:
the intro service for dh1 is 4 / 1962
Answer:
supported