vita Capistrani p.52...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/18436 <http://www.w3.org/nl/lemon/frac#Attestation>

vita Capistrani p.52... 
vita Capistrani p.521 unus semimutus, impeditus in lingua et male loquens. 

data from the linked data cloud