Guillermo Estévez Boero
Guillermo Estévez Boero ( 28 December 1930 – 3 February 2000 ) was an Argentine student activist , lawyer and Socialist politician . 
<triplet> Guillermo Estévez Boero <subj> 28 December 1930 <obj> date of birth <subj> 3 February 2000 <obj> date of death