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:
| serial & branch | seaman | mechanical | secretariat | supply | electrical | radio electrical | regulating | medical |
| 1 | od ( ordinary seaman ) | me ii | wtr ii | sa ii | en ii | ren ii | pm ii | ma ii |
| 2 | ab ( able seaman ) | me i | wtr i | sa i | en i | ren i | pm i | ma i |
| 3 | ls ( leading seaman ) | lme | lwtr | lsa | len | lren | lpm | lma |
| 4 | po ( petty officer ) | era - iv | po (w) | po (s) | ea - iv | rea - iv | po (r) | po (med) |
| 5 | cpo ( chief petty officer ) | era - i / ii / iii | cpo (w) | cpo (s) | ea - i / ii / iii | rea - i / ii / iii | cpo (reg) | cpo (med) |
| 6 | scpo ( senior chief petty officer ) | scpo (e) , cera | scpo (w) | scpo (s) | scpo (l) , cea | scpo (r) , crea | scpo (reg) | scpo (med) |
| 7 | mcpo ( master chief petty officer ) | mcpo (e) | mcpo (s) | mcpo (s) | mcpo (l) | mcpo (r) | mcpo (reg) | mcpo (med) |
| 8 | honorary sub lieutenant (x) | hon s lt (e) | hon s lt (s) | hon s lt (s) | hon s lt (l) | hon s lt (r) | hon s lt (reg) | hon s lt (w / m) |
Title:
bangladesh navy
Statement:
the seaman is po when the mechanical is era - iv
Answer:
supported