Cauhtemoc Cardenas said during a news conference on 7 June that the visit to Mexico by Salvadoran president Alfredo Cristiani is a visit by "a repressive ruler who oppresses a large sector of his people."
Alfredo Cristiani is president of El Salvador. 
( z1 person :name ( z2 name :op "Alfredo" :op "Cristiani" ) :ARG0-of ( z3 have-org-role :ARG1 ( z4 country :name ( z5 name :op "El" :op "Salvador" ) ) :ARG2 ( z6 president ) ) )