Battle of Octodurus
The Battle of Octodurus took place in the winter of 57–56 BC in the Gallic town of Octodurus in what is now Martigny , Valais , Switzerland . 
<triplet> Battle of Octodurus <subj> Martigny <obj> location <triplet> Martigny <subj> Valais <obj> located in the administrative territorial entity <subj> Switzerland <obj> country <triplet> Valais <subj> Switzerland <obj> country <triplet> Switzerland <subj> Valais <obj> contains administrative territorial entity