Aliquid ab aliquo contendere.
http://lila-erc.eu/data/lexicalResources/LatinPortuguese/Velez/id/UsageExample/n0842.sg01.s99.u01 <http://www.w3.org/ns/lemon/lexicog#UsageExample>
Aliquid ab aliquo contendere.
Aliquid ab aliquo contendere,
demandar, ou pedir com instancia.