article_title sport name birth_date
gerardo cortes , jr. .
 modern pentathlon gerardo cortes , jr. . 18 february 1959
gerardo cortes , jr. .

gerardo cortes , jr. -lrb- born 18 february 1959 -rrb- is a chilean modern pentathlete .
he competed at the 1988 summer olympics .
his father , gerardo cortes , sr. , competed in the pentathlon at the 1956 summer olympics .
