Count of Viana (da Foz do Lima)
Count of Viana ( da Foz do Lima ) ( in Portuguese "Conde de Viana ( da Foz do Lima ) " ) was a Portuguese title of nobility granted to Álvaro Pires de Castro , brother of Inês de Castro , granted by King Ferdinand I of Portugal on June 1 , 1371 . 
<triplet> Álvaro Pires de Castro <subj> Inês de Castro <obj> sibling <triplet> Inês de Castro <subj> Álvaro Pires de Castro <obj> sibling