In Africa today, the majority of infected people acquire HIV by the time they are in their 20s or 30s and, on average, die within ten years.
Africans cannot contract HIV.
( z1 possible :polarity - :ARG1 ( z2 contract :ARG0 ( z3 person :mod ( z4 continent :name ( z5 name :op "Africa" ) ) ) :ARG1 ( z6 disease :name ( z7 name :op "HIV" ) ) ) )