Asia has the highest number of child workers, but Sub-Saharan Africa has the highest proportion of working children relative to population.
Asia has the highest ratio of child workers.
The text contradicts this, and says in so many words, that subsahran Africa has the highest ratio
( z1 have :ARG0 ( z2 continent :name ( z3 name :op "Asia" ) ) :ARG1 ( z4 ratio :ARG1-of ( z5 have-degree :ARG2 ( z6 high ) :ARG3 ( z7 most ) ) :quant-of ( z8 person :ARG0-of ( z9 work :ARG1 ( z10 child ) ) ) ) )