<Table> <Tr> <Td> </Td> <Td> This article's lead section may not adequately summarize its contents . Relevant discussion may be found on the talk page . To comply with Wikipedia's lead section guidelines, please consider modifying the lead to provide an accessible overview of the article's key points in such a way that it can stand on its own as a concise version of the article . (April 2016) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article's lead section may not adequately summarize its contents . Relevant discussion may be found on the talk page . To comply with Wikipedia's lead section guidelines, please consider modifying the lead to provide an accessible overview of the article's key points in such a way that it can stand on its own as a concise version of the article . (April 2016) </Td> </Tr> <Table> <Tr> <Th> NATO code </Th> <Th_colspan="2"> OF - 10 </Th> <Th_colspan="2"> OF - 9 </Th> <Th_colspan="2"> OF - 8 </Th> <Th_colspan="2"> OF - 7 </Th> <Th_colspan="2"> OF - 6 </Th> <Th_colspan="2"> OF - 5 </Th> <Th_colspan="2"> OF - 4 </Th> <Th_colspan="2"> OF - 3 </Th> <Th_colspan="2"> OF - 2 </Th> <Th_colspan="6"> OF - 1 </Th> <Th_colspan="6"> OF (D) </Th> <Th_colspan="6"> Student officer </Th> </Tr> <Tr> <Th> United Kingdom (Edit) </Th> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="3"> </Td> <Td_colspan="3"> </Td> <Td_colspan="6"> </Td> </Tr> <Tr> <Td_colspan="2"> Admiral of the Fleet </Td> <Td_colspan="2"> Admiral </Td> <Td_colspan="2"> Vice admiral </Td> <Td_colspan="2"> Rear admiral </Td> <Td_colspan="2"> Commodore </Td> <Td_colspan="2"> Captain </Td> <Td_colspan="2"> Commander </Td> <Td_colspan="2"> Lieutenant commander </Td> <Td_colspan="2"> Lieutenant </Td> <Td_colspan="3"> Sub lieutenant </Td> <Td_colspan="3"> Midshipman </Td> <Td_colspan="6"> Officer cadet </Td> </Tr> <Tr> <Td> Abbreviation </Td> <Td_colspan="2"> Adm. of the Fleet </Td> <Td_colspan="2"> Adm . </Td> <Td_colspan="2"> V. Adm . </Td> <Td_colspan="2"> R. Adm . </Td> <Td_colspan="2"> Cdre </Td> <Td_colspan="2"> Capt . </Td> <Td_colspan="2"> Cdr </Td> <Td_colspan="2"> Lt Cdr </Td> <Td_colspan="2"> Lt </Td> <Td_colspan="3"> S. Lt or S / Lt </Td> <Td_colspan="3"> Mid . </Td> <Td_colspan="6"> Officer Cadet </Td> </Tr> </Table> <Tr> <Th> NATO code </Th> <Th_colspan="2"> OF - 10 </Th> <Th_colspan="2"> OF - 9 </Th> <Th_colspan="2"> OF - 8 </Th> <Th_colspan="2"> OF - 7 </Th> <Th_colspan="2"> OF - 6 </Th> <Th_colspan="2"> OF - 5 </Th> <Th_colspan="2"> OF - 4 </Th> <Th_colspan="2"> OF - 3 </Th> <Th_colspan="2"> OF - 2 </Th> <Th_colspan="6"> OF - 1 </Th> <Th_colspan="6"> OF (D) </Th> <Th_colspan="6"> Student officer </Th> </Tr>

What are the ranks of the british navy
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