Sentence:  There are of course <WSD>many</WSD> Souths ; but for this discussion the most important division is between those who have been reconstructed and those who have n't . 
Meaning of the word marked with <WSD> tags:  a quantifier that can be used with count nouns and is often preceded by `as' or `too' or `so' or `that'; amounting to a large but indefinite number