<Table> <Tr> <Th_colspan="2"> Halo Original Soundtrack </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> Soundtrack album by Martin O'Donnell, Michael Salvatori </Th> </Tr> <Tr> <Th> Released </Th> <Td> June 11, 2002 </Td> </Tr> <Tr> <Th> Genre </Th> <Td> Video game soundtrack </Td> </Tr> <Tr> <Th> Length </Th> <Td> 65: 08 </Td> </Tr> <Tr> <Th> Label </Th> <Td> Sumthing Else Music Works </Td> </Tr> <Tr> <Th> Producer </Th> <Td> Martin O'Donnell, Michael Salvatori </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Halo Original Soundtrack </Th> </Tr>

What type of music is the halo theme song
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