question: On a system running Windows older than Vista , locations in Canada observing DST would only reliably support time stamps from after what year ?
answer: 2006
turker_answer: On a system running Windows older than Vista , locations in Canada observing DST would only reliably support time stamps from 2006 .
rule-based: On a system running Windows older than Vista , locations in Canada observing DST would only reliably support time stamps from 2006 .