<Tr> <Td> <Ul> <Li> Law and government </Li> <Li> Culture </Li> <Li> Climate </Li> <Li> Demographics </Li> <Li> Education </Li> <Li> Transportation </Li> </Ul> </Td> </Tr> <Ul> <Li> Law and government </Li> <Li> Culture </Li> <Li> Climate </Li> <Li> Demographics </Li> <Li> Education </Li> <Li> Transportation </Li> </Ul> <Li> Law and government </Li> <Tr> <Td> Dallas--Fort Worth portal </Td> </Tr>

When does it get cold in north texas