<Tr> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td> </Td> <Td> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="6"> Tehsil (e.g. Sohawa) </Td> </Tr> <Tr> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td> </Td> <Td> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> </Td> <Td_colspan="2"> </Td> <Td_colspan="6"> Union Council (e.g. Domeli) </Td> </Tr>

What is meant by federal system of constitution