Luis Edgardo Mercado Jarrín
Luis Edgardo Mercado Jarrín ( September 19 , 1919 – June 18 , 2012 ) was a Peruvian politician who served as the Prime Minister of Peru from January 31 , 1973 to February 1 , 1975 . 
<triplet> Luis Edgardo Mercado Jarrín <subj> Prime Minister of Peru <obj> position held