<Tr> <Th> Songwriter (s) </Th> <Td> Ed Sheeran </Td> </Tr> <Tr> <Th> Producer (s) </Th> <Td> Ed Sheeran </Td> </Tr> <Tr> <Th_colspan="2"> Ed Sheeran singles chronology </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> "Old School Love" (2013) </Td> <Td> "I See Fire" (2013) </Td> <Td> "Sing" (2014) </Td> </Tr> </Table> </Td> </Tr>

What does the song i see fire mean