Oração
"Oração" ( "Prayer" ) was the Portuguese entry in the Eurovision Song Contest 1964 , performed in Portuguese by António Calvário . 
<triplet> Oração <subj> Portuguese <obj> country of origin <subj> António Calvário <obj> performer <triplet> Portuguese <subj> Portuguese <obj> language used <triplet> Eurovision Song Contest 1964 <subj> António Calvário <obj> participant <triplet> António Calvário <subj> Eurovision Song Contest 1964 <obj> participant in