The guarded fragment and its extensions and subfragments are often considered
as a framework for investigating the properties of description logics. There are
also other, some less well-known, decidable fragments of first-order logic which all have
in common that they generalise the standard translation of
to first-order logic. We
provide a short survey of some of these fragments and motivate why they are interesting
with respect to description logics, mentioning also connections to...
