<Tr> <Td> </Td> <Td> 1464--1492 </Td> <Td> Sunni Ali </Td> </Tr> <Tr> <Td> </Td> <Td> 1492--1493 </Td> <Td> Sonni Bāru </Td> </Tr> <Tr> <Td> </Td> <Td> 1493--1528 </Td> <Td> Askia the Great </Td> </Tr> <Tr> <Td> </Td> <Td> 1529--1531 </Td> <Td> Askia Musa </Td> </Tr>

How did songhai location aided the growth of that kingdom