<Tr> <Td> Senate </Td> <Td> House of Representatives </Td> </Tr> <Tr> <Td> Oman </Td> <Td_colspan="2"> Parliament </Td> <Td> </Td> </Tr> <Tr> <Td> Majlis al - Dawla </Td> <Td> Majlis al - Shura </Td> </Tr> <Tr> <Td> Pakistan </Td> <Td_colspan="2"> Parliament </Td> <Td> All of the provincial assemblies are unicameral . </Td> </Tr>

Who came up with the idea of a bicameral legislature