<Tr> <Td> 8 </Td> <Td_colspan="8"> </Td> <Td> 8 </Td> </Tr> <Tr> <Td> 7 </Td> <Td> 7 </Td> </Tr> <Tr> <Td> 6 </Td> <Td> 6 </Td> </Tr> <Tr> <Td> 5 </Td> <Td> 5 </Td> </Tr>

How to checkmate with a rook bishop and knight