question: A 2013 study estimates that what percentage of Ashkenazi maternal ancestry comes from women of undetermined origins ?
answer: while the origin of the remainder is undetermined
turker_answer: A 2013 study estimates that while the origin of the remainder is undetermined Ashkenazi maternal ancestry comes from women of undetermined origins .
rule-based: A 2013 study estimates that while the origin of the remainder is undetermined Ashkenazi maternal ancestry comes from women of undetermined origins .