A rock band is performing in a concert hall with hexagonal roof panels .
It is probably not the case that a local rock band is performing at the local hall that has hexagonal roof panels .
It is probable that a local rock band is performing at the local hall that has hexagonal roof panels .
It is probably not the case that a local rock band is performing at the local hall that has hexagonal roof panels .
A local rock band is performing at the local hall that has hexagonal roof panels .