Sentence:  There was an air of blindness in her gray eyes , the startled horse look that ultimately comes to <WSD>some</WSD> women who are born at the end of an ancestral line long since divorced from money-making and which , besides , has kept its estate intact . 
Meaning of the word marked with <WSD> tags:  quantifier; used with either mass nouns or plural count nouns to indicate an unspecified number or quantity